Keep your emissions in check
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 New York & Federal Compliant
Seals the manifolds to the catalytic converters
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 We Price Match - Give Us A Call or Chat!
Brand:
ES#:
4501325
Mfg#:
8K0253115A
In Stock
$6.99
This product was last offered at the strikethrough price on 10-25-2026
Contains all of the hardware you need to install a new catalytic converter on your A4
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#:
2575492
Mfg#:
1H0253115DKT1
In Stock
ON SALE!
SAVE 22%
$69.99
This product was last offered at the strikethrough price on 05-02-2026
Used for proper sealing of downpipe connection
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 We Price Match - Give Us A Call or Chat!
Brand:
ES#:
3522122
Mfg#:
5Q0253115B
In Stock
$10.99
This product was last offered at the strikethrough price on 07-08-2026
Stainless steel construction, Federal emissions compliant design
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 *Not legal for sale, installation or use on vehicles registered in the state of California*
Stainless steel construction, Federal emissions compliant design
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 *Not legal for sale, installation or use on vehicles registered in the state of California*
Stainless direct-fit replacement - OEM Grade
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 **Not for use in the state of California.** **Not CARB compliant.**
Locking nut with flange. M8
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 Secures the catalytic converter to the manifold and down pipe
Brand:
ES#:
1906410
Mfg#:
N91130802
In Stock
34% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$4.56
This product was last offered at the strikethrough price on 10-26-2026
Install new hardware with your new parts. M8x30
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 Secures the catalytic converter to the turbocharger
Brand:
ES#:
1301679
Mfg#:
N91153902
In Stock
34% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$25.98
This product was last offered at the strikethrough price on 09-16-2026
Seals the downpipe to the catalytic converter
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 We Price Match - Give Us A Call or Chat!
Located between turbocharger and catalytic converter
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 We Price Match - Give Us A Call or Chat!
Seal the turbocharger to the downpipe
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#:
5339662
Mfg#:
4G0253115D
In Stock
$34.99
This product was last offered at the strikethrough price on 05-06-2026
Should be replaced every time the downpipe is removed to prevent exhaust leaks
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 We Price Match - Give Us A Call or Chat! Seals the catalytic converter/downpipe to the turbocharger
Stainless direct-fit replacement - HM Grade
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 **Not for use in the state of California.** **Not CARB compliant.**
Lifetime Replacement
