Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply
affirm financing terms & conditions

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
affirm financing terms & conditions
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

Audi S4 Ignition Maintenance Parts

Sort By
Filter By
Return to Top

Performance Ignition Service Kit

ES#4475295 - 06M905606F2KT - Performance Ignition Service Kit - Includes six Blue APR coil packs and OEM spark plugs to service your ignition system - Assembled By ECS - Audi

Includes six Blue APR coil packs and OEM spark plugs to service your ignition system 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#:
4475295
Mfg#:
06M905606F2KT
In Stock
$409.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Combination Feeler Gauge/Spark Plug Gapping Tool

ES#3617897 - KDT164 - Combination Feeler Gauge/Spark Plug Gapping Tool - Measure and correctly adjust the gap of your spark plugs - Gear Wrench - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Measure and correctly adjust the gap of your spark plugs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Gear Wrench - Corporate Logo
ES#:
3617897
Mfg#:
KDT164
In Stock
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

4.2 Performance Ignition Service Kit

ES#5338616 - 056059LA078ISKT - 4.2 Performance Ignition Service Kit - Featuring ECS Performance Ignition Coils & OEM Bosch spark plugs for increased spark energy! - ECS - Audi

Featuring ECS Performance Ignition Coils & OEM Bosch spark plugs for increased spark energy! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
5338616
Mfg#:
056059LA078ISKT
Ships on Jul 28, 2026
Auto Notify
ON SALE! SAVE 25%
$400.99

This product was last offered at the strikethrough price on
06-13-2026

$300.62 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Performance Ignition Coil - Priced Each

ES#4846107 - 056059LA07 - ECS Performance Ignition Coil - Priced Each - Increased energy output over OE coils for a stronger, more consistent spark! - ECS - Audi Volkswagen

Increased energy output over OE coils for a stronger, more consistent spark! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4846107
Mfg#:
056059LA07
Ships on Jul 28, 2026
Auto Notify
ON SALE! SAVE 20%
$35.99

This product was last offered at the strikethrough price on
06-13-2026

$28.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plugs - Set Of Six

ES#3613001 - 101905631GKT3 - Spark Plugs - Set Of Six - Bosch OE Finewire Platinum spark plug - 2X longer service life compared to standard copper plugs! - Bosch - Audi

Bosch OE Finewire Platinum spark plug - 2X longer service life compared to standard copper plugs! 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:
Bosch - Corporate Logo
ES#:
3613001
Mfg#:
101905631GKT3
In Stock
$110.99

This product was last offered at the strikethrough price on
03-16-2026

$77.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS 4.2 Performance Ignition Coil - Set Of Eight

ES#5338615 - 056059la07-8KT - ECS 4.2 Performance Ignition Coil - Set Of Eight - Increased energy output over OE coils for a stronger, more consistent spark! - ECS - Audi

Increased energy output over OE coils for a stronger, more consistent spark! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
5338615
Mfg#:
056059LA07-8KT
Ships on Jul 28, 2026
Auto Notify
ON SALE! SAVE 20%
$287.99

This product was last offered at the strikethrough price on
06-13-2026

$230.34 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug - Priced Each

ES#3613000 - 101905631G - Spark Plug - Priced Each - Bosch OE Finewire Platinum spark plug - 2X longer service life compared to standard copper plugs! FR5KPP332S - Bosch - Audi

Bosch OE Finewire Platinum spark plug - 2X longer service life compared to standard copper plugs! FR5KPP332S 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:
Bosch - Corporate Logo
ES#:
3613000
Mfg#:
101905631G
In Stock
$18.99

This product was last offered at the strikethrough price on
03-16-2026

$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silver Racing 2MOER10S Spark Plugs - Priced Each

ES#4715004 - 2M0ER10S - Silver Racing 2MOER10S Spark Plugs - Priced Each - Featuring silver fine wire center electrode - Superior ignition ability increases engine power! - Brisk - Audi Porsche

Featuring silver fine wire center electrode - Superior ignition ability increases engine power! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
One heat range colder than NGK 97506 SILZKBR8D8S

Brand:
Brisk - Corporate Logo
ES#:
4715004
Mfg#:
2M0ER10S
In Stock
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#594 - 058905105 - Ignition Coil - Priced Each - Includes the spark plug boot - Beru - Audi Volkswagen

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

Brand:
Beru - Corporate Logo
ES#:
594
Mfg#:
058905105
In Stock
$55.20

This product was last offered at the strikethrough price on
04-09-2026

$48.85 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RacingLine Higher Output Ignition Coil - Grey - Priced Each

ES#4708245 - VWR900002 - RacingLine Higher Output Ignition Coil - Grey - Priced Each - Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. - Racingline - Audi Volkswagen

Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
4708245
Mfg#:
VWR900002
Ships in 7 Business Days
ON SALE! SAVE 11%
$55.99

This product was last offered at the strikethrough price on
07-01-2026

$49.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IP High Performance Ignition Coil Set - Set Of Six

ES#4389439 - IP-A121606 - IP High Performance Ignition Coil Set - Set Of Six - 4X more spark energy than stock coils! - Ignition Projects - Audi

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

Brand:
Ignition Projects - Corporate Logo
ES#:
4389439
Mfg#:
IP-A121606
Ships in 3 Business Days
$895.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RacingLine Higher Output Ignition Coil - Red - Priced Each

ES#4708244 - VWR900001 - RacingLine Higher Output Ignition Coil - Red - Priced Each - Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. - Racingline - Audi Volkswagen

Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
4708244
Mfg#:
VWR900001
Ships in 1-3 days
ON SALE! SAVE 11%
$55.99

This product was last offered at the strikethrough price on
07-01-2026

$49.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RacingLine Higher Output Ignition Coil - Blue - Priced Each

ES#4708243 - VWR900000 - RacingLine Higher Output Ignition Coil - Blue - Priced Each - Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. - Racingline - Audi Volkswagen

Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
4708243
Mfg#:
VWR900000
In Stock
ON SALE! SAVE 11%
$55.99

This product was last offered at the strikethrough price on
07-01-2026

$49.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

14mm BMW Spark Plug Socket 12 point

ES#2932871 - CTA2376 - 14mm BMW Spark Plug Socket 12 point - Used for hard to reach spark plugs. - CTA Tools - Audi BMW Mercedes Benz MINI

Used for hard to reach spark plugs. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTA Tools - Corporate Logo
ES#:
2932871
Mfg#:
CTA2376
In Stock
$8.55 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug - Priced Each (101905611G)

ES#289334 - 101905611G - Spark Plug - Priced Each (101905611G) - Keep your engine running strong - Genuine Volkswagen Audi - Audi

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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
289334
Mfg#:
101905611G
In Stock
11% off MSRP

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

$22.50

This product was last offered at the strikethrough price on
07-09-2026

$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RacingLine Higher Output Ignition Coil - Red - Priced Each

ES#4846419 - VWR900003 - RacingLine Higher Output Ignition Coil - Red - Priced Each - Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. - Racingline - Audi Volkswagen

Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
4846419
Mfg#:
VWR900003
In Stock
ON SALE! SAVE 11%
$39.99

This product was last offered at the strikethrough price on
07-01-2026

$35.41 USD
Free Shipping
on orders $49 and up

More About Ignition Maintenance Parts

A weak ignition system leaves power on the table and can be the cause of misfires, rough idle, unburned fuel, and more. Service your ignition system with spark plugs, coil packs, distributors, ignition wiring harnesses, and everything else all from the best OEM suppliers and aftermarket brands you know and love.

Let us help you find the parts that fit your Audi

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings