Audi B9 S4 Quattro 3.0T
ECS evolutionary design and manufacturing, blending with raw emotion, desire and passion, creating a truly unique driving experience
10X Entries Into Our F80 M3 Sweepstakes
Features TIG welded brushed T304 stainless steel construction and offers gains of 10 AWHP and 12 AWFT-LBS of torque
Call In Or Chat For Best Price!
This product was last offered at the strikethrough price on
04-22-2026
Delivers a truly aggressive exhaust note without any annoying drone or rasp
Lifetime Replacement
Equipped with the same precision-engineering as its Touring Edition counterpart, minus the resonators up front and 180 Technology® resonators in the rear.
2X Entries Into Our F80 M3 Sweepstakes
Change out your ECS Tuning B8/8.5 S4/S5 or B9 A4/S4 Valved Exhaust from resonated to non-resonated!
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
06-13-2026
Lifetime Replacement
2.50" stainless steel with quad GT-90 titanium tips
Fits models without factory rear sports differential
This product was last offered at the strikethrough price on
08-17-2026
Lifetime Replacement
2.50" stainless steel with your choice of tip style
2.50" stainless steel with your choice of tip style
2.50" stainless steel with quad GT-100 Cerakote black tips
Fits models without factory rear sports differential
For vehicles without a sport differential
This product was last offered at the strikethrough price on
08-17-2026
Lifetime Replacement
2.50" stainless steel with quad GT-100 cerakote black tips
Fits models with factory rear sports differential
This product was last offered at the strikethrough price on
08-17-2026
Lifetime Replacement
Improve the sound and performance of your vehicle with a valved catback & Luft-Technik Intake System
Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!
This product was last offered at the strikethrough price on
05-05-2026
Lifetime Replacement
***Please see photos and description prior to ordering, all sales final.***
2.50" stainless steel with quad GT-100 Cerakote black tips
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product!
This product was last offered at the strikethrough price on
05-02-2026
***Please see photos and description prior to ordering, all sales final.***
***S&D NOTE: Only contains two mufflers - Sold As Is - See photos prior to ordering - ALL SALES FINAL***
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product!
This product was last offered at the strikethrough price on
05-02-2026
Comes complete with non-resonated downpipes, a precision-engineered x-pipe mid-section, and two valved muffler sections.
2X Entries Into Our F80 M3 Sweepstakes
Removes the factory valving and replaces it with AWE’s 180 Technology® drone-cancelling resonators and resonated downpipes.
2X Entries Into Our F80 M3 Sweepstakes
2.50" stainless steel with quad GT-100 Cerakote black tips
Fits models with factory rear sports differential
For vehicles with a sport differential and without brace bars
Lifetime Replacement
