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Audi A4 Engine Service & Maintenance Parts

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Rennline OE+ Upgraded Ignition Coil - Set Of 4

ES#4940215 - M127KT1 - Rennline OE+ Upgraded Ignition Coil - Set Of 4 - Regain power loss & fuel economy from worn or failed ignition coils! - Rennline - Audi Volkswagen

Regain power loss & fuel economy from worn or failed ignition coils! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
4940215
Mfg#:
M127KT1
Ships in 5 Business Days
$180.00 USD
Free Shipping
on orders $49 and up

Oxygen Sensor - Priced Each

ES#2894326 - 021906265AG - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Vemo - Audi Volkswagen

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to VIN 8D-W-007799, split is in the 1998 model year

Brand:
Vemo - Corporate Logo
ES#:
2894326
Mfg#:
021906265AG
In Stock at Vendor
$127.00

This product was last offered at the strikethrough price on
05-07-2026

$123.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#2894866 - 06C905115M - Ignition Coil - Priced Each - Keep your engine running smooth and looking good! - Vemo - Audi Volkswagen

Keep your engine running smooth and looking good! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Updated push-down style coil pack

Brand:
Vemo - Corporate Logo
ES#:
2894866
Mfg#:
06C905115M
In Stock at Vendor
$100.99

This product was last offered at the strikethrough price on
05-07-2026

$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#2894739 - 058905105 - Ignition Coil - Priced Each - Includes the spark plug boot - Vemo - Audi Volkswagen

Includes the spark plug boot affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
2894739
Mfg#:
058905105
In Stock at Vendor
$70.99

This product was last offered at the strikethrough price on
05-07-2026

$68.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#2719264 - 021906265AQ - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Walker - Audi Volkswagen

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From VIN 8D-W-007800, split is in the 1998 model year

Brand:
Walker - Corporate Logo
ES#:
2719264
Mfg#:
021906265AQ
In Stock at Vendor
$128.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit

Includes the tensioner assembly, accessory belt, relay roller and hardware 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#:
5434671
Mfg#:
06E903137AC3KT
Ships on Nov 30, 2026
Auto Notify
ON SALE!
$96.99

This product was last offered at the strikethrough price on
04-28-2026

$90.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor

Restore fuel mileage and clear codes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For cylinders 1-3

Brand:
Bosch - Corporate Logo
ES#:
2550380
Mfg#:
13944
In Stock at Vendor
$248.99

This product was last offered at the strikethrough price on
05-07-2026

$241.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

Includes the spark plug boot affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Delphi - Corporate Logo
ES#:
4142130
Mfg#:
058905105
In Stock at Vendor
$50.99

This product was last offered at the strikethrough price on
05-07-2026

$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug - Priced Each

Iridium Long-Life affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Denso - Corporate Logo
ES#:
4810126
Mfg#:
101000016AA
In Stock at Vendor
$19.99

This product was last offered at the strikethrough price on
05-07-2026

$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

Give your engine a new spark. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Vehicles with Engine Codes ATW and AEB (Bolt-In Style Ignition Coils)

Brand:
Hitachi - Corporate Logo
ES#:
5396910
Mfg#:
06B905115B
Ships in 6 Business Days
$36.99 USD
Free Shipping
on orders $49 and up

Ignition Coil - Priced Each

Keep your engine running smooth affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hitachi - Corporate Logo
ES#:
5396923
Mfg#:
06A905115D
Ships in 6 Business Days
$41.99 USD
Free Shipping
on orders $49 and up

IP High Performance Ignition Coil Set - 1.8T

4X more spark energy than stock coils! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ignition Projects - Corporate Logo
ES#:
4389409
Mfg#:
IP-A121401
Ships in 5 Business Days
$595.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Filter

Keep clean air running through your engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Purflux - Corporate Logo
ES#:
3470609
Mfg#:
8R0133843K
In Stock at Vendor
$17.99

This product was last offered at the strikethrough price on
05-07-2026

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Revo ProPanel Air Filter - 3.0T

Increases the filter’s surface area and is washable, compared to standard filters which trap dust on the surface. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
REVO - Corporate Logo
ES#:
4499786
Mfg#:
RA222M700101
Ships in 8 Business Days
$133.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

Includes the spark plug boot affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SMP - Corporate Logo
ES#:
4142131
Mfg#:
058905105
In Stock at Vendor
$45.99

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

$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Service & Maintenance Parts

An ounce of prevention improves engine reliability and heads off big-ticket repairs. On average, the modest cost or periodic maintenance pays handsome rewards. Plan now to put your car on a regular schedule that includes fluid and filter changes, inspections, and recommended service.

Let us help you find the parts that fit your Audi

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Manufacturer names and/or part numbers are used only for identification purposes.

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