Change the tone of your 3.0T exhaust with easy-to-install downpipes that mate to your factory cat-back exhaust.
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4376068
Mfg#:
012616LA01KT
In Stock
ON SALE!
SAVE 30%
$611.99
This product was last offered at the strikethrough price on 06-13-2026
Features resonators larger than the stock units in order to produce a more mellow sound volume.
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4043933
Mfg#:
3215-11030
In Stock
15% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$1229.99
This product was last offered at the strikethrough price on 10-25-2026
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!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4043052
Mfg#:
CTS-EXH-TP-0009C
In Stock
ON SALE!
SAVE 15%
$699.99
This product was last offered at the strikethrough price on 09-29-2026
Change the tone of your 3.0T exhaust with easy-to-install downpipes that mate to your factory cat-back exhaust.
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4714616
Mfg#:
012616LA01-01KT
In Stock
ON SALE!
SAVE 25%
$560.99
This product was last offered at the strikethrough price on 06-13-2026
Features cast bends for superior flow and fitment
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
No cutting required, easy-to-install downpipes with resonator deletes for your factory cat back exhaust.
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4715650
Mfg#:
016752LA02KT
In Stock
ON SALE!
$479.99
This product was last offered at the strikethrough price on 06-13-2026
Deliver up to 577HP with a matching IE Stage 2 Tune and turn your 2.5T into an all-out power monster!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply *Does not include Y-pipe adapter (IEEXCQ3) - Necessary if mating to stock cat-back system*
complete drop-in upgrade will bolt up to stock/Stock Fit Turbo
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
T304 Stainless down pipe that installs directly after the factory catalytic converter
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
2951864
Mfg#:
CTS-EXH-TDP-0005
Ships in 8 Business Days
ON SALE!
SAVE 15%
$399.99
This product was last offered at the strikethrough price on 09-29-2026
Lifetime Replacement
