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Audi B8/B8.5 S4 Quattro 3.0T OE Catalytic Converters

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ES#471981 - N91130801 - Locking Nut - Priced Each  - Locking nut with flange. M8x1.25mm - Genuine Volkswagen Audi - Audi Volkswagen

Locking nut with flange. M8x1.25mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Secures the manifold to the catalytic converter & catalytic converter to the downpipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471981
Mfg#:
N91130801
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2538179 - 8K0254250KXKT - Remanufactured Catalytic Converter - Right Side - Price includes a $910.00 refundable core charge - Genuine Volkswagen Audi - Audi

Price includes a $910.00 refundable core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2538179
Mfg#:
8K0254250KXKT
Ships in 9 Business Days
$3911.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2538178 - 8K0254200KXKT - Remanufactured Catalytic Converter - Left Side - Price includes $300 refundable core charge - Genuine Volkswagen Audi - Audi

Price includes $300 refundable core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2538178
Mfg#:
8K0254200KXKT
In Stock
$3590.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2576283 - 8K0253115AKT2 - Catalytic Converter Install Kit - Contains all of the hardware you need to install new catalytic converters on your Audi - Assembled By ECS - Audi

Contains all of the hardware you need to install new catalytic converters on your Audi affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2576283
Mfg#:
8K0253115AKT2
In Stock
ON SALE! SAVE 12%
$98.99

This product was last offered at the strikethrough price on
05-02-2026

$86.85 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4716227 - 8K0253115D - Exhaust Gasket - Priced Each - Seals the catalytic converter to the downpipe - Elring - Audi

Seals the catalytic converter to the downpipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
4716227
Mfg#:
8K0253115D
In Stock
$11.99

This product was last offered at the strikethrough price on
04-20-2026

$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1878317 - N91187001 - Exhaust Manifold Stud - Priced Each - Allows the manifold to be secured to the cylinder head. M8x28 - Genuine Volkswagen Audi - Audi

Allows the manifold to be secured to the cylinder head. M8x28 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1878317
Mfg#:
N91187001
In Stock
$7.47 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4501325 - 8K0253115A - Exhaust Gasket - Priced Each - Seals the manifolds to the catalytic converters - Elring - Audi

Seals the manifolds to the catalytic converters affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
4501325
Mfg#:
8K0253115A
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2975031 - 49136 - Direct-Fit Catalytic Converter - Right - Keep your emissions in check - Magnaflow - Audi

Keep your emissions in check affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Not for sale or use in the state of California.
New York & Federal Compliant

Brand:
Magnaflow - Corporate Logo
ES#:
2975031
Mfg#:
49136
Ships in 1 Business Day
$1142.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2975030 - 49135 - Direct-Fit Catalytic Converter - Left - Keep your emissions in check - Magnaflow - Audi

Keep your emissions in check affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Not for sale or use in the state of California.
New York & Federal Compliant

Brand:
Magnaflow - Corporate Logo
ES#:
2975030
Mfg#:
49135
Back Ordered
$932.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2696757 - 8K0253115K - Exhaust Gasket - Priced Each - Seals the catalytic converter to the downpipe - Genuine Volkswagen Audi - Audi

Seals the catalytic converter to the downpipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2696757
Mfg#:
8K0253115K
In Stock
$4.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#450445 - 8K0253115A - Exhaust Gasket - Priced Each - Seals the manifolds to the catalytic converters - Genuine Volkswagen Audi - Audi

Seals the manifolds to the catalytic converters affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
450445
Mfg#:
8K0253115A
In Stock
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$11.36

This product was last offered at the strikethrough price on
06-27-2026

$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2800427 - 8K0253115D - Exhaust Gasket - Priced Each - Seals the catalytic converter to the downpipe - Ajusa - Audi

Seals the catalytic converter to the downpipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ajusa - Corporate Logo
ES#:
2800427
Mfg#:
8K0253115D
Back Ordered
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2225126 - 8K1804163A - Heat Protection Plate For Cross Panel - Left Side - Underbody heatshield located around the 02 sensors on the catalytic converters - Genuine Volkswagen Audi - Audi

Underbody heatshield located around the 02 sensors on the catalytic converters affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2225126
Mfg#:
8K1804163A
Special Order: No Guaranteed ETA
$73.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3448169 - 8K0253115K - Exhaust Gasket - Priced Each - Seals the catalytic converter to the downpipe - Meistersatz - Audi

Seals the catalytic converter to the downpipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Meistersatz - Corporate Logo
ES#:
3448169
Mfg#:
8K0253115K
Ships in 3 Business Days
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3690472 - 8K0253115K - Exhaust Gasket - Priced Each - Seals the catalytic converter to the downpipe - Elring - Audi

Seals the catalytic converter to the downpipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
3690472
Mfg#:
8K0253115K
In Stock at Vendor
$7.99

This product was last offered at the strikethrough price on
04-20-2026

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#452769 - 8K1804164C - Heat Protection Plate For Cross Panel - Right Side - Underbody heatshield located around the 02 sensors on the catalytic converters - Genuine Volkswagen Audi - Audi

Underbody heatshield located around the 02 sensors on the catalytic converters affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
452769
Mfg#:
8K1804164C
Ships in 3 Business Days
$69.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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