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Includes downpipe, y-pipe, mid-pipe, muffler, and all hardware needed
10X Entries For Our 25th Anniversary Sweepstakes!
Fits vehicles with automatic transmission only
Eliminate the center resonator on your OE system for a more aggressive exhaust note
10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
06-13-2026
Lifetime Replacement
Features resonators larger than the stock units in order to produce a more mellow sound volume.
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
07-22-2026
Lifetime Replacement
Add an aggressive exhaust sound with this Resonator Delete Pipe Kit!
10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
06-13-2026
Lifetime Replacement
Experience your driving passion with our ECS Exhaust System!
10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles up through the 2018 model year only (Pre-Facelift)
Change the tone of your 3.0T exhaust with easy-to-install downpipes that mate to your factory cat-back exhaust.
10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
06-13-2026
Lifetime Replacement
Experience your driving passion with our ECS Valved Exhaust System!
10X Entries For Our 25th Anniversary Sweepstakes!
Eliminate the center resonator on your OE system for a more aggressive exhaust note
10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
06-13-2026
Lifetime Replacement
Designed to seamlessly fit in place of factory catalytic converter
This product was last offered at the strikethrough price on
07-10-2026
Lifetime Replacement
Complete assembly including the exhaust manifold
From the 2013 model year
Lifetime Replacement
Experience your driving passion with our ECS Valved Exhaust System and control your sound with our valved muffler design
10X Entries For Our 25th Anniversary Sweepstakes!
CTS Turbo high flow cat is made to maximize exhaust flow for highest power gains - Do not compromise performance and sound with factory parts - Unleash your B9 S4/S5 3.0T Potential!
This product was last offered at the strikethrough price on
07-10-2026
Lifetime Replacement
Unleash a throaty growl under hard acceleration!
Lifetime Replacement
No cutting required, easy-to-install downpipes with resonator deletes for your factory cat back exhaust.
10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
06-13-2026
Lifetime Replacement
Eliminate the center resonator on your OE system for a more aggressive exhaust note
10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
06-13-2026
Lifetime Replacement
Complete turbocharger assembly to replace your failed unit - Restore boost and get going!
Lifetime Replacement
