For Manual Transmissions - Comes with cats and 2.5" cat back
Audi B6 Performance Engine Parts
- Blow Off Valve
- Camshaft
- Catch Can
- Connecting Rod
- Cooling
- Crankshaft
- Cylinder Head
- Diverter Valve
- Engine Girdle
- Exhaust
- Fueling
- Intake
- Intercooler
- Mounts
- Oiling System
- Performance Package
- Pistons
- Pulleys
- Software
- Sprint Booster
- Stroker Kits
- Supercharger
- Throttle Controller
- Turbocharger
- Water-Meth
Set of 4, Rifle drilled
Requires aftermarket pistons with 20mm wrist pin
This product was last offered at the strikethrough price on
09-02-2026
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
This product was last offered at the strikethrough price on
08-25-2026
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
This product was last offered at the strikethrough price on
08-25-2026
Standard sized valve head diameter, factory triple groove keeper setup
*Valves priced individually - For 1.8T - qty 8 needed / For 2.7T - qty 12 needed - Please see long description for additional valve seal/keeper informati
Swappable swirl generators for 250/500/1000cc configurations!
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
09-06-2026
Robust protection for your WMI installation to ensure peace of mind
Add an aggressive exhaust note to your B6 S4 so you can hear that V8 roar!
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
06-13-2026
Engine mounted, stainless steel braided line, 4AN fittings
Recirculation & blow off valve all in one for customers that want both styles
This product was last offered at the strikethrough price on
06-18-2026
Greatly reduces unwanted engine movement, without excess vibration
2X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
08-17-2026
Upgrade the head studs for your 20v 1.8t for higher boost builds!
This product was last offered at the strikethrough price on
08-31-2026
0.83 A/R T3 Single Scroll (Internal Wastegate) - 375hp-650hp capabilities
*To be used with custom turbocharger applications only - IE T3 flange manifold, custom fueling, tuning/software, and internals necessary*
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
09-06-2026
Seamlessly fits in place of your restrictive stock cat - Features 3″ stainless steel piping, smooth mandrel bends, and two 02 sensor bungs
This product was last offered at the strikethrough price on
08-26-2026
The ultimate in performance and durability
2X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
08-17-2026
Garrett GTX3584RS Turbocharger; V-Band Inlet and V-Band Outlet Turbine Housing; 1.21 A/R. Garrett # 856804-5003S
Used for custom, big turbo applications only - ECS Tuning does not offer support on tuning, fueling, exhaust manifold, etc