2.5" half-exhaust built to last with 304 stainless steel and engineered for dyno-proven power gains
Audi B8 RS5 4.2L Performance Engine Parts
- Catch Can
- Cooling
- Diverter Valve
- Exhaust
- Fueling
- Hoses
- Intake
- Oiling System
- Pulleys
- Software
- Sprint Booster
- Throttle Controller
- Turbocharger
- Water-Meth
Serious engine oil cooling for the most demanding engines
For custom applications only. Not a direct bolt on.
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Adjustable High Flow Fuel Pressure Regulator with 1 to 1 boost reference
W/Brackets, Solenoid, Hose & All Necessary Fittings
AEM?s 340LPH High Flow In-Tank Fuel Pump is designed for high performance naturally aspirated and forced induction EFI vehicles.
This is a general-use high flow fuel pump, not a direct plug-and-play swap in most applications
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-23-2026
Designed to handle continuous temperatures up to 1,800°F
Reduces the delay of your "Drive by Wire" throttle response - All new V3 model provides additional features such as 'valet' and 'pedal lock' modes
Fits both manual and automatic transmission models
Integrated pump mount for a super clean install. Available in two colors.
Make draining your ECS or Turner Catch Can simple with this comprehensive kit
10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
06-13-2026
Great for when more fuel is needed in a custom fueling application
Designed for high performance naturally aspirated and forced induction EFI vehicles - It can be installed externally or in-tank using optional hardware that is sold separately
This is a general-use high flow fuel pump, not a direct plug-and-play swap in most application
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-23-2026
Serious engine oil cooling for the most demanding engines
For custom applications only. Not a direct bolt on.
X-Pipe replaces factor center resonator for a more aggressive exhaust note
Proportionally injects more or less water/methanol according to boost pressure
For Eventuri Intake Systems and many other performance air filters