Stainless steel system with high flow catalytic converter
Requires Dual exit rear valance
Stainless steel system with high flow catalytic converter
Requires Dual exit rear valance
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
This product was last offered at the strikethrough price on
06-13-2026
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
Enhance the sound and performance of your A4 with our Valved Cat-Back and a 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
Designed using CAD modeling software to produce smooth gradual bends, eliminating flow interference.
2X Entries Into Our F80 M3 Sweepstakes
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
10-17-2026
Gains up to +8 horsepower with an additional +14 ft lbs of torque with a legendary exhaust note!
Featuring 3-inch T304 Stainless Steel Mandrel Bent Tubing
Gains up to +8 horsepower with an additional +14 ft lbs of torque with a legendary exhaust note!
Gains up to +8 horsepower with an additional +14 ft lbs of torque with a legendary exhaust note!
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
Gains up to +8 horsepower with an additional +14 ft lbs of torque with a legendary exhaust note!
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
2.5" stainless steel with dual 3" polished stainless tips
2.5" stainless steel with dual 3.5" polished stainless tips
Composed of the necessary components needed while converting your single exit exhaust to a dual or quad exit exhaust system on your B8/B8.5 Audi A4
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
06-30-2026
2.76" stainless steel with quad GT100 polished tips