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!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
No cutting required, easy-to-install downpipes with resonator deletes for your factory cat back exhaust.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4715650
Mfg#:
016752LA02KT
In Stock
ON SALE!
$479.99
This product was last offered at the strikethrough price on 06-13-2026
Features a TIG-welded 304 stainless and investment cast body and offers gains up to 45HP & 41TQ
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Increase HP/TQ and activate a full race exhaust with the flip of a switch, with our ECS Vacuum-Actuated Exhaust Cutout
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Stainless Steel exhaust tips featuring swivel attachments for maximum adjustability. 2.5" Swivel Inlet / 3.5" Double Wall, Slant Cut Outlet
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! Not vehicle specific. You MUST measure prior to purchasing!
Brand:
ES#:
2986534
Mfg#:
006555ECS04A01KT
In Stock
ON SALE!
SAVE 15%
$155.99
This product was last offered at the strikethrough price on 06-13-2026
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4901469
Mfg#:
CBK0012
Ships in 3 Business Days
35% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$2049.99
This product was last offered at the strikethrough price on 04-22-2026
Stainless Steel exhaust tip featuring swivel attachment for maximum adjustability. 2.5" Swivel Inlet / 4.0" Double Wall, Slant Cut Outlet
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! Not vehicle specific. You MUST measure prior to purchasing!
Brand:
ES#:
2918636
Mfg#:
003358ECS03A02
In Stock
ON SALE!
$113.99
This product was last offered at the strikethrough price on 06-13-2026
Control your exhaust valves with the click of a button! Includes a standalone vacuum pump, wiring, vacuum hose, and controllers.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! 10X Entries For Our Spin To Win Sweepstakes!
Brand:
ES#:
4883843
Mfg#:
004788LA01
In Stock
ON SALE!
SAVE 10%
$100.99
This product was last offered at the strikethrough price on 06-13-2026
Increase HP/TQ and activate a full race exhaust with the flip of a switch, with our ECS Vacuum-Actuated Exhaust Cutouts
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Stainless Steel exhaust tip featuring swivel attachment for maximum adjustability. 2.5" Swivel Inlet / 4.0" Double Wall, Slant Cut Outlet
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! Not vehicle specific. You MUST measure prior to purchasing!
Brand:
ES#:
2918635
Mfg#:
003358ECS03A01
In Stock
ON SALE!
$113.99
This product was last offered at the strikethrough price on 06-13-2026
Stainless Steel exhaust tip featuring swivel attachment for maximum adjustability. 2.5" Swivel Inlet / 3.5" Double Wall, Slant Cut Outlet
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! Not vehicle specific. You MUST measure prior to purchasing!
Brand:
ES#:
2903341
Mfg#:
006555ECS04A02
In Stock
ON SALE!
SAVE 10%
$77.99
This product was last offered at the strikethrough price on 06-13-2026
Choose between a 2.5" or 3.0" valved mufflers to complete your custom exhaust.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Stainless Steel exhaust tips featuring swivel attachments for maximum adjustability. 2.5" Swivel Inlet / 4.0" Double Wall, Slant Cut Outlet
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! Not vehicle specific. You MUST measure prior to purchasing!
Brand:
ES#:
2986537
Mfg#:
003358ECS03A02KT
In Stock
ON SALE!
$227.99
This product was last offered at the strikethrough price on 06-13-2026
Lifetime Replacement
