Gain complete control of the OE exhaust valves on factory and Milltek Sport exhaust systems
Audi RS3 8V (2018+) 2.5T Performance Engine Parts
- Blow Off Valve
- Camshaft
- Catch Can
- Connecting Rod
- Cooling
- Cylinder Head
- Diverter Valve
- Exhaust
- Fueling
- Hoses
- Intake
- Intercooler
- Mounts
- Oiling System
- Pistons
- Software
- Throttle Controller
- Turbocharger
- Water-Meth
- Clearance
Featuring HJS Tuning 200cpsi ECE-approved sports cat - Fits with OE and Milltek cat-back systems.
Replaces the failure-prone factory diaphragm for rock-solid boost control
Engages water-methanol system at 35PSI Adjustable from 25-50psi
Includes 2.5 gallon tank, red high temp nylon tubing, and quick-connect fittings
Ditch heat-soaked, restrictive factory piping and upgrade to VTT’s high-flow 6-ply silicone charge pipes for the RS3/TTRS—cooler IATs, fewer connections, and rock-solid boost reliability at any power level.
2X Entries Into Our F80 M3 Sweepstakes
Fits lower portions of the connecting rod with Black markings
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
08-31-2026
Designed to handle up to 750HP! You are required to ship The Turbo Engineers your OE turbocharger as a core to be rebuilt/upgraded.
You are required to ship The Turbo Engineers your OE turbocharger as a core to be rebuilt/upgraded.
Designed to handle up to 750HP! You are required to ship The Turbo Engineers your OE turbocharger as a core to be rebuilt/upgraded.
You are required to ship The Turbo Engineers your OE turbocharger as a core to be rebuilt/upgraded.
Quick connect union T-fitting for 1/4" Nylon
A complete set of 12 cylinder head bolts
2X Entries Into Our F80 M3 Sweepstakes
3.15" exhaust built to last with 304 stainless steel and engineered for dyno-proven power gains
3.15" exhaust built to last with 304 stainless steel and engineered for dyno-proven power gains
Designed for Bosch 044 Fuel Pump
2X Entries Into Our F80 M3 Sweepstakes
The IE 304L Stainless system features a massive 3.5" straight-through center pipe that splits to dual 3" pipes out the back with the valves open - This is enough flow to power even the largest turbo setups!
*To be used with factory downpipe (Includes IE Y-pipe adapter to mate with factory downpipe - IEEXCQ3 / ES4159135)
100% Stainless steel system with full metallic high-flow cats, non-resonated center section, rear muffler w/polished tips