Includes the necessary hardware and gaskets to install the catalytic converter
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
2575490
Mfg#:
8D0253115KT2
ON SALE!
SAVE 18%
$50.99
This product was last offered at the strikethrough price on 06-16-2026
$41.57 USD
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on orders $49 and up
Lifetime Replacement
Located between the turbo & catalytic converter
Brand:
ES#:
436571
Mfg#:
8E0253115D
$12.99
This product was last offered at the strikethrough price on 07-06-2026
$7.99 USD
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on orders $49 and up
Lifetime Replacement
Keep your engine running efficiently
For engine code ATQ, fits left and right position
Brand:
ES#:
2894981
Mfg#:
078906265N
$83.99 USD
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on orders $49 and up
Lifetime Replacement
Ensure a proper seal
Brand:
ES#:
283692
Mfg#:
078131120K
13% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$14.99
This product was last offered at the strikethrough price on 10-26-2026
$12.99 USD
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on orders $49 and up
Lifetime Replacement
Seals the downpipe to the catalytic converter
Brand:
ES#:
4044493
Mfg#:
1H0253115
$4.99 USD
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on orders $49 and up
Lifetime Replacement
Contains all of the hardware you need to install new downpipes on your Audi
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
2576234
Mfg#:
8E0253115CKT1
ON SALE!
$70.21 USD
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Free Shipping
on orders $49 and up
Lifetime Replacement
Seals the catalytic converter to the downpipe
2X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat!
Brand:
ES#:
3690472
Mfg#:
8K0253115K
$6.99 USD
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Lifetime Replacement
Stud to mount exhaust manifold to cylinder head. 8x30mm
Secures the manifold to the downpipe/catalytic converter
Brand:
ES#:
11626
Mfg#:
N0445122
$4.99 USD
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Lifetime Replacement
Tool comes with both 1/2" and 3/8" drive.
Brand:
ES#:
2944218
Mfg#:
LIS12390
$59.99 USD
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on orders $49 and up
Lifetime Replacement
O2 Sensor Socket
Brand:
ES#:
2949705
Mfg#:
SLY88750B
$59.99 USD
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on orders $49 and up
Lifetime Replacement
Seals the downpipe to the catalytic converter
We Price Match - Give Us A Call or Chat!
Brand:
ES#:
2717942
Mfg#:
1H0253115
$4.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Install new hardware with your new parts. M10X28
2X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat! Allows the catalytic converter to be secured to the turbocharger
Brand:
ES#:
4070301
Mfg#:
N0445203
$6.99 USD
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on orders $49 and up
Lifetime Replacement
Located between the exhaust manifold & downpipe
Brand:
ES#:
436570
Mfg#:
8E0253115C
$11.99
This product was last offered at the strikethrough price on 09-03-2026
$6.99 USD
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on orders $49 and up
Lifetime Replacement
Includes all hardware to install a new catalytic converter / down pipe assembly
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
2575816
Mfg#:
8D0253115CKT2
ON SALE!
$44.99
This product was last offered at the strikethrough price on 11-04-2026
$43.74 USD
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on orders $49 and up
Lifetime Replacement
Seals the combi valve adapter to the cylinder head
2X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat!
Brand:
ES#:
3476191
Mfg#:
078131120M
$5.09 USD
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Lifetime Replacement
Gasket between adapter and cylinder head
Gasket for Left Side Combi Valve Adapter
Brand:
ES#:
283691
Mfg#:
078131120E
Limited Qty Sale
$13.99
This product was last offered at the strikethrough price on 10-26-2026
$11.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement