- Packages
- GM
- Corvette
- 2014-2019 - C7
- C7 Grand Sport
C7 Grand Sport
2014-2019 - C7
Packages, constructed to build your vehicle to set limits, can be found below. Contact us today to learn more about what we can do for your vehicle and get a custom quote!
Contact Us Today For A Custom Quote!Packages
Naturally Aspirated About These Packages These packages use no power adder such as supercharger, turbocharger, or nitrous, and instead are designed to increase the engine's performance by improving efficiency.
Stage 1 | Up to 485hp*
Up to +30hp*
$1,399* – Includes Installation & TuningStage 2 | Up to 505hp*
Up to +50hp*
$4,899* – Includes Installation & TuningStage 3 | Up to 530hp*
Up to +75hp*
$7,699* – Includes Installation & TuningStage 4 | Manual | Up to 595hp*
Up to 140hp*
$13,099* – Includes Installation & TuningStage 4 | AUTO | Up to 595hp*
Up to 140hp*
$12,999* – Includes Installation & Tuning Supercharged About These Packages These packages use superchargers (often referred to as "blowers") and other supporting modifications to significantly increase performance by safely forcing compressed air into the engine.
Stage 1 | Up to 655hp*
Up to 200hp*
$9,499* – Includes Installation & TuningStage 2 | Up to 695hp*
Up to 240hp*
$15,399* – Includes Installation & TuningStage 3 | Manual | Up to 895hp*
Up to 440hp*
$28,499* – Includes Installation & TuningStage 3 | Auto | Up to 895hp*
Up to 440hp*
$28,099* – Includes Installation & Tuning$1,399* – Includes Installation & Tuning
Includes
- aFe Power Momentum Pro 5R cold-air intake system
- HP Tuners credits
- Professional installation by National Speed Performance Technicians
- Professional calibration by National Speed Calibration Team on our DynoJet 424xLC2 dyno
- National Speed’s project documentation access – pictures, videos, and dyno graphs
- National Speed’s 12-month/12,000 mile vehicle program warranty
- All necessary and correct fluids
- ADDITIONAL OPTIONS AVAILABLE
Ask Your Performance Consultant
*Pricing shown does not include applicable taxes, shipping and shop fees. - *To be consistent with original manufacturer practices, our performance packages are displayed in brake horsepower (i.e., at the engine), and are advertised as an estimated increase over factory performance ratings. Displayed increases are based on our experience with previous projects. Your results may vary in either direction - sometimes significantly - for a variety of reasons including, but not limited to, the inherent variability of performance with mass-produced vehicles, atmospheric conditions, gasoline quality, pre-existing modifications, vehicle history & maintenance, and more.
$4,899* – Includes Installation & Tuning
Includes
- aFe Power Momentum Pro 5R cold-air intake system
- Stainless Works 1.875” primary ID long-tube headers with high-flow catalytic converters
- OEM GM multi-layer steel exhaust manifold gaskets
- NGK TR6IX-11 spark plugs
- Hinson Motorsports spark plug wires
- DEI Protect-a-Boot sleeves
- DEI Heat Shroud applied to oxygen sensor wires
- HP Tuners credits
- Professional installation by National Speed Performance Technicians
- Professional calibration by National Speed Calibration Team on our DynoJet 424xLC2 dyno
- National Speed’s project documentation access – pictures, videos, and dyno graphs
- National Speed’s 12-month/12,000 mile vehicle program warranty
- All necessary and correct fluids
- ADDITIONAL OPTIONS AVAILABLE
Ask Your Performance Consultant
*Pricing shown does not include applicable taxes, shipping and shop fees. - *To be consistent with original manufacturer practices, our performance packages are displayed in brake horsepower (i.e., at the engine), and are advertised as an estimated increase over factory performance ratings. Displayed increases are based on our experience with previous projects. Your results may vary in either direction - sometimes significantly - for a variety of reasons including, but not limited to, the inherent variability of performance with mass-produced vehicles, atmospheric conditions, gasoline quality, pre-existing modifications, vehicle history & maintenance, and more.
$7,699* – Includes Installation & Tuning
Includes
- aFe Power Momentum Pro 5R cold-air intake system
- Ported MSD Performance Atomic AirForce intake manifold
- Nick Wiliams 103mm throttle body
- Stainless Works 1.875” primary ID long-tube headers with high-flow catalytic converters
- OEM GM multi-layer steel exhaust manifold gaskets
- NGK TR6IX-11 spark plugs
- Hinson Motorsports spark plug wires
- DEI Protect-a-Boot sleeves
- DEI Heat Shroud applied to oxygen sensor wires
- Genuine OEM GM gaskets, seals, fluids, and fasteners required for installation
- Genuine OEM GM coolant to complete installation
- HP Tuners credits
- Professional installation by National Speed Performance Technicians
- Professional calibration by National Speed Calibration Team on our DynoJet 424xLC2 dyno
- National Speed’s project documentation access – pictures, videos, and dyno graphs
- National Speed’s 12-month/12,000 mile vehicle program warranty
- All necessary and correct fluids
- ADDITIONAL OPTIONS AVAILABLE
Ask Your Performance Consultant
*Pricing shown does not include applicable taxes, shipping and shop fees. - *To be consistent with original manufacturer practices, our performance packages are displayed in brake horsepower (i.e., at the engine), and are advertised as an estimated increase over factory performance ratings. Displayed increases are based on our experience with previous projects. Your results may vary in either direction - sometimes significantly - for a variety of reasons including, but not limited to, the inherent variability of performance with mass-produced vehicles, atmospheric conditions, gasoline quality, pre-existing modifications, vehicle history & maintenance, and more.
$13,099* – Includes Installation & Tuning
Includes
- National Speed custom camshaft with 32% fuel pump lobe
- HPFP lash set
- BTR phaser lock-out
- IWIS C5R/C6R timing chain
- AFM/DOD plugs
- .660" lift valve spring & retainer setup
- OEM GM LS7 hydraulic roller lifters
- Hardened chromoly steel pushrods
- Trunnion bearing upgrade
- ARP Pro Series cylinder head bolts
- aFe Power Momentum Pro 5R cold-air intake system
- Ported MSD Performance Atomic AirForce intake manifold
- Nick Wiliams 103mm throttle body
- Stainless Works 1.875” primary ID long-tube headers with high-flow catalytic converters
- OEM GM multi-layer steel exhaust manifold gaskets
- NGK TR6IX-11 spark plugs
- Hinson Motorsports spark plug wires
- DEI Protect-a-Boot sleeves
- DEI Heat Shroud applied to oxygen sensor wires
- Genuine OEM GM gaskets, seals, fluids, and fasteners required for installation
- HP Tuners credits
- Professional installation by National Speed Performance Technicians
- Professional calibration by National Speed Calibration Team on our DynoJet 424xLC2 dyno
- National Speed’s project documentation access – pictures, videos, and dyno graphs
- National Speed’s 12-month/12,000 mile vehicle program warranty
- All necessary and correct fluids
- ADDITIONAL OPTIONS AVAILABLE
Ask Your Performance Consultant
*Pricing shown does not include applicable taxes, shipping and shop fees. - *To be consistent with original manufacturer practices, our performance packages are displayed in brake horsepower (i.e., at the engine), and are advertised as an estimated increase over factory performance ratings. Displayed increases are based on our experience with previous projects. Your results may vary in either direction - sometimes significantly - for a variety of reasons including, but not limited to, the inherent variability of performance with mass-produced vehicles, atmospheric conditions, gasoline quality, pre-existing modifications, vehicle history & maintenance, and more.
$12,999* – Includes Installation & Tuning
Includes
- National Speed custom camshaft with 32% fuel pump lobe
- HPFP lash set
- BTR phaser lock-out
- IWIS C5R/C6R timing chain
- AFM/DOD plugs
- .660" lift valve spring & retainer setup
- OEM GM LS7 hydraulic roller lifters
- Hardened chromoly steel pushrods
- Trunnion bearing upgrade
- ARP Pro Series cylinder head bolts
- aFe Power Momentum Pro 5R cold-air intake system
- Ported MSD Performance Atomic AirForce intake manifold
- Nick Wiliams 103mm throttle body
- Stainless Works 1.875” primary ID long-tube headers with high-flow catalytic converters
- OEM GM multi-layer steel exhaust manifold gaskets
- NGK TR6IX-11 spark plugs
- Hinson Motorsports spark plug wires
- DEI Protect-a-Boot sleeves
- DEI Heat Shroud applied to oxygen sensor wires
- Genuine OEM GM gaskets, seals, fluids, and fasteners required for installation
- HP Tuners credits
- Professional installation by National Speed Performance Technicians
- Professional calibration by National Speed Calibration Team on our DynoJet 424xLC2 dyno
- National Speed’s project documentation access – pictures, videos, and dyno graphs
- National Speed’s 12-month/12,000 mile vehicle program warranty
- All necessary and correct fluids
- ADDITIONAL OPTIONS AVAILABLE
Ask Your Performance Consultant
*Pricing shown does not include applicable taxes, shipping and shop fees. - *To be consistent with original manufacturer practices, our performance packages are displayed in brake horsepower (i.e., at the engine), and are advertised as an estimated increase over factory performance ratings. Displayed increases are based on our experience with previous projects. Your results may vary in either direction - sometimes significantly - for a variety of reasons including, but not limited to, the inherent variability of performance with mass-produced vehicles, atmospheric conditions, gasoline quality, pre-existing modifications, vehicle history & maintenance, and more.
$9,499* – Includes Installation & Tuning
Includes
- A&A Corvette Vortech V3 Si complete supercharger system
- 8-rib 3.80" upper supercharger pulley
- Innovators West harmonic balancer
- 8-rib 7.650" lower supercharger pulley
- Horizontal-mount intercooler system
- Turbosmart 38mm recirculated blow-off valve
- NGK LTR7IX-11 spark plugs
- Mightymouse Solutions Mild catch can
- Lingenfelter Performance Engineering 160° thermostat
- Genuine OEM GM gaskets, seals, fluids, and fasteners required for installation
- HP Tuners credits
- Pre-work dyno runs to establish baseline horsepower & torque
- Professional installation by National Speed Performance Technicians
- Professional calibration by National Speed Calibration Team on our DynoJet 424xLC2 dyno
- National Speed’s project documentation access – pictures, videos, and dyno graphs
- National Speed’s 12-month/12,000 mile vehicle program warranty
- All necessary and correct fluids
- ADDITIONAL OPTIONS AVAILABLE
Ask Your Performance Consultant
*Pricing shown does not include applicable taxes, shipping and shop fees. - *To be consistent with original manufacturer practices, our performance packages are displayed in brake horsepower (i.e., at the engine), and are advertised as an estimated increase over factory performance ratings. Displayed increases are based on our experience with previous projects. Your results may vary in either direction - sometimes significantly - for a variety of reasons including, but not limited to, the inherent variability of performance with mass-produced vehicles, atmospheric conditions, gasoline quality, pre-existing modifications, vehicle history & maintenance, and more.
$15,399* – Includes Installation & Tuning
Includes
- A&A Corvette Vortech V3 Si complete supercharger system
- 8-rib 3.60" upper supercharger pulley
- Innovators West harmonic balancer
- 8-rib 7.650" lower supercharger pulley
- Horizontal-mount intercooler system
- Turbosmart 38mm recirculated blow-off valve
- OEM GM LT4 Direct Injection high-pressure fuel pump
- OEM GM LT4 Direct Injection fuel injectors
- Stainless Works 2.00” primary ID long-tube headers with high-flow catalytic converters
- OEM GM multi-layer steel exhaust manifold gaskets
- MSD Performance spark plug wires
- DEI Protect-a-Boot sleeves
- DEI Heat Shroud applied to oxygen sensor wires
- NGK LTR7IX-11 spark plugs
- Mightymouse Solutions Mild catch can
- Lingenfelter Performance Engineering 160° thermostat
- Genuine OEM GM gaskets, seals, fluids, and fasteners required for installation
- HP Tuners credits
- Pre-work dyno runs to establish baseline horsepower & torque
- Professional installation by National Speed Performance Technicians
- Professional calibration by National Speed Calibration Team on our DynoJet 424xLC2 dyno
- National Speed’s project documentation access – pictures, videos, and dyno graphs
- National Speed’s 12-month/12,000 mile vehicle program warranty
- All necessary and correct fluids
- ADDITIONAL OPTIONS AVAILABLE
Ask Your Performance Consultant
*Pricing shown does not include applicable taxes, shipping and shop fees. - *To be consistent with original manufacturer practices, our performance packages are displayed in brake horsepower (i.e., at the engine), and are advertised as an estimated increase over factory performance ratings. Displayed increases are based on our experience with previous projects. Your results may vary in either direction - sometimes significantly - for a variety of reasons including, but not limited to, the inherent variability of performance with mass-produced vehicles, atmospheric conditions, gasoline quality, pre-existing modifications, vehicle history & maintenance, and more.
$28,499* – Includes Installation & Tuning
Includes
- A&A Corvette Vortech V7 YSi complete supercharger system
- 8-rib 3.25" upper supercharger pulley
- Innovators West harmonic balancer
- 8-rib 8.250" lower supercharger pulley
- Gates HD Fleetrunner Micro-V "Green" belt
- Horizontal-mount intercooler system
- Turbosmart 52mm blow-off valve with silencer
- GPI Diamond Pistons 10.25:1CR 2618 drop-in pistons
- Callies Compstar 6.125" connecting rods
- GPI PD3 camshaft with 38% fuel pump lobe
- HPFP lash set
- COMP Cams phaser lock-out
- GMPP Corvette C5R/C6R timing chain
- OEM GM LT4 engine oil pump
- AFM/DOD plugs
- .660" lift valve spring & retainer setup
- Johnson Lifters 2110 hydraulic roller lifters
- Hardened chromoly steel pushrods
- Trunnion bearing upgrade
- ARP Pro Series cylinder head bolts
- OEM GM LT4 Direct Injection high-pressure fuel pump
- OEM GM LT4 Direct Injection fuel injectors
- DSX Tuning auxiliary fuel pump
- Mantic Clutch 9000 Series Ceremetallic twin-disc clutch
- Kooks Headers 2.00” primary ID long-tube headers with GREEN EPA Compliant catalytic converters
- OEM GM multi-layer steel exhaust manifold gaskets
- Ported MSD Performance Atomic AirForce intake manifold
- Nick Wiliams 103mm throttle body
- NGK TR7IX-11 spark plugs
- MSD Performance spark plug wires
- DEI Protect-a-Boot sleeves
- DEI Heat Shroud applied to oxygen sensor wires
- Mightymouse Solutions Mild catch can
- Lingenfelter Performance Engineering 160° thermostat
- Genuine OEM GM gaskets, seals, fluids, and fasteners required for installation
- HP Tuners credits
- Pre-work dyno runs to establish baseline horsepower & torque
- Professional installation by National Speed Performance Technicians
- Professional calibration by National Speed Calibration Team on our DynoJet 424xLC2 dyno
- National Speed’s project documentation access – pictures, videos, and dyno graphs
- National Speed’s 12-month/12,000 mile vehicle program warranty
- All necessary and correct fluids
- ADDITIONAL OPTIONS AVAILABLE
Ask Your Performance Consultant
*Pricing shown does not include applicable taxes, shipping and shop fees. - *To be consistent with original manufacturer practices, our performance packages are displayed in brake horsepower (i.e., at the engine), and are advertised as an estimated increase over factory performance ratings. Displayed increases are based on our experience with previous projects. Your results may vary in either direction - sometimes significantly - for a variety of reasons including, but not limited to, the inherent variability of performance with mass-produced vehicles, atmospheric conditions, gasoline quality, pre-existing modifications, vehicle history & maintenance, and more.
$28,099* – Includes Installation & Tuning
Includes
- A&A Corvette Vortech V7 YSi complete supercharger system
- 8-rib 3.25" upper supercharger pulley
- Innovators West harmonic balancer
- 8-rib 8.250" lower supercharger pulley
- Gates HD Fleetrunner Micro-V "Green" belt
- Horizontal-mount intercooler system
- Turbosmart 52mm blow-off valve with silencer
- GPI Diamond Pistons 10.25:1CR 2618 drop-in pistons
- Callies Compstar 6.125" connecting rods
- GPI PD3 camshaft with 38% fuel pump lobe
- HPFP lash set
- COMP Cams phaser lock-out
- GMPP Corvette C5R/C6R timing chain
- OEM GM LT4 engine oil pump
- AFM/DOD plugs
- .660" lift valve spring & retainer setup
- Johnson Lifters 2110 hydraulic roller lifters
- Hardened chromoly steel pushrods
- Trunnion bearing upgrade
- ARP Pro Series cylinder head bolts
- OEM GM LT4 Direct Injection high-pressure fuel pump
- OEM GM LT4 Direct Injection fuel injectors
- DSX Tuning auxiliary fuel pump
- For 2014 models: Circle D Specialties 258mm Pro Series 6L80 torque converter with 3,200rpm stall speed
- For 2015-2019 models: Circle D Specialties 258mm Pro Series 8L90 torque converter with 3,200rpm stall speed
- Kooks Headers 2.00” primary ID long-tube headers with GREEN EPA Compliant catalytic converters
- OEM GM multi-layer steel exhaust manifold gaskets
- Ported MSD Performance Atomic AirForce intake manifold
- Nick Wiliams 103mm throttle body
- NGK TR7IX-11 spark plugs
- MSD Performance spark plug wires
- DEI Protect-a-Boot sleeves
- DEI Heat Shroud applied to oxygen sensor wires
- Mightymouse Solutions Mild catch can
- Lingenfelter Performance Engineering 160° thermostat
- Genuine OEM GM gaskets, seals, fluids, and fasteners required for installation
- HP Tuners credits
- Pre-work dyno runs to establish baseline horsepower & torque
- Professional installation by National Speed Performance Technicians
- Professional calibration by National Speed Calibration Team on our DynoJet 424xLC2 dyno
- National Speed’s project documentation access – pictures, videos, and dyno graphs
- National Speed’s 12-month/12,000 mile vehicle program warranty
- All necessary and correct fluids
- ADDITIONAL OPTIONS AVAILABLE
Ask Your Performance Consultant
*Pricing shown does not include applicable taxes, shipping and shop fees. - *To be consistent with original manufacturer practices, our performance packages are displayed in brake horsepower (i.e., at the engine), and are advertised as an estimated increase over factory performance ratings. Displayed increases are based on our experience with previous projects. Your results may vary in either direction - sometimes significantly - for a variety of reasons including, but not limited to, the inherent variability of performance with mass-produced vehicles, atmospheric conditions, gasoline quality, pre-existing modifications, vehicle history & maintenance, and more.
Check out some of the featured builds!
2017 Chevrolet Corvette Grand Sport – A&A Supercharger
Alan's 2017 Chevrolet Corvette Grand Sport is back in for its second round of work: forged pistons & rods, camshaft, more boost, and to push the LT1 near 800whp on pump gas! Build setup below: • A&A Corvette Performance supercharger system• Vortech Superchargers polished YSi head unit• A&A Corvette Performance 8-rib [...]
See Full Post2017 Chevrolet Corvette Grand Sport
After getting set up with an Edelbrock Performance E-Force supercharger, Stainless Works long-tube headers (coated with Cerakote Ceramic Coatings' Glacier Titanium ceramic coating, applied by Detective Coating), Sean's 2017 Chevrolet Corvette Grand Sport hit the rollers to get dialed in by Vlad via HP Tuners!With the LT1's factory fuel system limiting our ability to pulley this TVS [...]
See Full Post2015 Chevrolet Corvette Z06 – 720HP
Paul brought in his gorgeous Laguna Blue Tricoat 2015 Chevrolet Corvette Z06 for the first round of modifications! Up first, Charlie strapped the C7 down for some pre-work pulls (baselining at 546.12whp & 585.82lbft), then she went to the shop where Archer installed a ZPE GripTec 2.38" upper pulley to [...]
See Full Post2015 Chevrolet Corvette Z06 – 1000HP
Mike brought us his 2015 Chevrolet Corvette Z06 for the first round of modifications! Well over 1,000bhp worth…With optimum reliability and bigger goals in mind for the future, Mike wanted to overbuild & over support this round, so that he has to change as little as possible down the [...]
See Full PostOur Guarantee
12-month/12,000-mile Workmanship Warranty
As enthusiasts ourselves, we treat our customers as we would want to be treated. What does that mean? It means we advise our customers on how to best achieve their goals, we set expectations properly, give each and every customer an absolutely unforgettable experience, and above all, we stand behind our work.
Simply put: we guarantee if we miss the mark, we make it right.
This shield of assurance not only applies to the work we perform on your vehicle, but also to your vehicle itself while in our care. All customer cars are treated like our own and kept inside under lock-and-key at night. At the end of the day, we always do what’s right! Isn’t it time you work with a speed shop that can say that?
Interested to learn more about what our warranty does and does not cover? Click here to view our Customer Service Agreement.
Richmond, VA
4022 Glenside Drive, Richmond, VA 23228
HOURS
Monday – Friday: 8:30am-5:30pm
Closed Saturday & Sunday
Phone
(804) 214-3586
Wilmington, NC
6779 Gordon Rd, Wilmington, NC 28411
Hours
Monday – Friday: 8:30am-5:30pm
Closed Saturday & Sunday
Phone
(910) 332-5901