Found after the 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 For Bank 2 - Cylinders 5-8 (left side)
Brand:
ES#:
4005493
Mfg#:
022906262BQ
Ships in 1 day
$229.99
This product was last offered at the strikethrough price on 05-07-2026
Includes all gaskets and hardware
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#:
2587493
Mfg#:
N0445203KT
In Stock
$208.99
This product was last offered at the strikethrough price on 10-26-2026
Ensure a proper seal
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#:
2718617
Mfg#:
078131120K
In Stock
$5.14
This product was last offered at the strikethrough price on 10-25-2026
Replacement right side resonated center section for your Milltek Exhaust system
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 To be used with Milltek Sport exhaust systems SSXAU37, SSXAU46, SSXAU100, SSXAU296 (Or to make your existing non-resonated system SSXAU38, SSXAU48, SSXAU
Brand:
ES#:
3184655
Mfg#:
MSAU177
Ships on Nov 16, 2026
ON SALE!
SAVE 10%
$187.99
This product was last offered at the strikethrough price on 10-26-2026
Replacement left side resonated center section for your Milltek Exhaust system
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 To be used with Milltek Sport exhaust systems SSXAU37, SSXAU46, SSXAU100, SSXAU296 (Or to make your existing non-resonated system SSXAU38, SSXAU48, SSXAU
Brand:
ES#:
3184656
Mfg#:
MSAU178
Ships on Nov 16, 2026
ON SALE!
SAVE 10%
$187.99
This product was last offered at the strikethrough price on 10-26-2026
Seals the downpipe to the 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#:
302402
Mfg#:
1H0253115
Ships in 1 day
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$27.99
This product was last offered at the strikethrough price on 10-26-2026
Fits left and right side
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#:
2538615
Mfg#:
077253039C
In Stock
$8.15
This product was last offered at the strikethrough price on 10-19-2026
Used to connect exhaust sections
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!
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 manifold to the engine
Install new hardware with your new parts. M10
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#:
4817
Mfg#:
N90369001
In Stock
31% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$17.45
This product was last offered at the strikethrough price on 07-08-2026
Keep your engine running efficiently
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 Fits left and right position
Brand:
ES#:
2636229
Mfg#:
1K0998262F
Ships in 1 Business Day
$146.99
This product was last offered at the strikethrough price on 05-07-2026
Includes hardware to bolt up your cat-back system
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#:
2587760
Mfg#:
N0102478KT
In Stock
ON SALE!
SAVE 16%
$33.99
This product was last offered at the strikethrough price on 05-02-2026
From stock exhaust system repairs to polished stainless steel performance exhaust, we have exhaust pipes, mufflers, resonators, and catalytic converters from the most respected suppliers in the business. Go loud, stay soft, look good with exhaust parts and systems from ECS Tuning.
Lifetime Replacement
