C4Tuning

This Low Pressure Fuel Pump for the D4 chassis covering the A8 and S8 models.

The secondary is a ProTec Cobra pump.  This system will support 1200whp of E85.  

This S8 LPFP requires the 4.0 TFSI Fuel Line kit below for installation (OR any 6an engine bay line kit) The optional inline filter and AN fittings relocate the factory filter to the firewall due to limited tank space.

https://sillyrabbitmotorsport.com/4-0tfsi-fuel-line-kit.html

This kit will support up to roughly 1600hp on gasoline and 1200hp on ethanol.

* Designed to work seamlessly with the factory ECU calibration, however may require custom tuning to run without faults and deliver the proper fuel flow/pressure under all conditions ANY COMPETANT TUNER (LOADLOGIC, C4TUNING, SLAVOV, GORACEBOX)

C4 Tuning customer specific combo package.  You are already supported by C4 Tuning for ECU tuning.

C4 Tuning currently holds the record for the fastest full weight C7 RS7 in the world running the SRM1000 kit.  

Free Domestic overnight shipping.

C4 Tuning customer specific combo package.  You are already supported by C4 Tuning for ECU tuning.

C4 Tuning currently holds the record for the fastest full weight C7 RS7 in the world running the SRM1000 kit.  

Free Domestic overnight shipping.

This package is specifically for C4 Tuning Customers (sales@c4tuning.com)

Tuner specific options include, meth, nitrous, 4 port mac valve, analog inputs, digital inputs.  This kit is discounted because the buyer will be using C4's tuning services.  If purchasing this kit for any other tuner/calibrator, there will be no support from SRM.

Base kit comprises control module ONLY.

Complete Port Injection Spacer kit - includes spacers and hardware, 1600cc injectors, fuel rails, engine bay fuel lines.

4 Port Mac Valve kit - includes 1 genuine 4 port mac valve plug-and-play into the provided harness.

Methanol (electrical pnp only) - 40A solid state driver and harness for trunk mounted kits.  Relay triggers WITHOUT requiring wiring front to back of the car from master module.  REQUIRES A SOLENOID available separately. 

Nitrous (solenoid with driver) - 1600psi sensor https://www.dataq.com/products/accessories/pressure-sensor/2000361-hs-1600.html, 40A solid state relay, Nitrous solenoid (max 180shot)

Port Injection Instructions