Audi D4 4.0T - A8/A8L/S8/S8+

TurboSystems 4.0T Wastegate Actuator Kit

When you max out your Wastegate Duty Cycle on the stock actuators, these are the...

SRM Driveshaft Carrier Upgrade

The OEM carrier bearing support is flimsy and prone to fail even at stock power levels,...

Autotech Dual High Volume Fuel Pump Upgrade Kit - HPFP Plungers

These HPFP Plunger Upgrades will ensure you can run E85 safely with bigger than RS7/S8+...

A8/S8/S8+ 4.0T 3" Intake Upgrade

Take advantage of the extra engine bay room with these massive 3" upgraded intakes for...

A8/S6/S7/RS7 4.0T 2.5" Intake Upgrade

Proven 20+ HP gains from the wide intake runners that is 2.5" all the way...

DS1 OTS Stage 1 Package Deal w/ SRM TB Spacer & Billet Motor Mount

-2%

Just starting out? This Stage 1 bundle is the perfect setup to get your feet...

DS1 OTS Stage 1 Package Deal w/ SRM Throttle Body Spacer

-2%

Just starting out? This Stage 1 bundle is the perfect setup to get your feet...

SRM 2nd Gen 4 bar MAP & Boost Pressure Sensor Kit

Ready to goes past 2 bars of boost and make the most of your hardware?...

SRM 4.0T Air to Air Intercooler

Looking for the ultimate cooling solution for big power on the 4.0T platform? Look no...

SRM 4.0T Throttle Body Spacer

High heat & IAT levels are notoriously on the Audi 4.0T platform. Mix that will...

SRM 4.0T Motor Mount

Tired of paying thousands to replace your torn OEM motor mounts, only to do it...

SRM TCU Tune - Audi (8-Speed Auto or 7-Speed DCT)

SRM Performance TCU tune for the ZF 8HP & DL501 Dual Clutch (DCT) Transmission. Served...

SRM DS1 Enhanced OTS Tune

Looking to get a little more out of your DS1 OTS tune but not ready...

Silly Rabbit Motorsport Custom DS1 Tuning

If you are going big with SRM hardware such as upgraded wastegates & Air To...

Dyno Spectrum DS1 For Audi 4.0T - Complete Tuning Solution

The Dyno Spectrum DS1 is the ultimate tuning solution for the Audi 4.0TFSI platform. With...