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Audi S4 Engine Ignition Parts

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Extended Spark Plug Socket

ES#3008984 - SUU884506 - Extended Spark Plug Socket - 3/8" drive socket with 5/8" opening for most spark plugs - Sunex - Audi BMW Volkswagen Mercedes Benz MINI Porsche

3/8" drive socket with 5/8" opening for most spark plugs

Brand:
Sunex - Corporate Logo
ES#:
3008984
Mfg#:
SUU884506
In Stock
9% off MSRP

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

$31.99

This product was last offered at the strikethrough price on
07-22-2026

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rennline OE+ Upgraded Ignition Coil - Set Of 6

ES#4940214 - M127KT - Rennline OE+ Upgraded Ignition Coil - Set Of 6 - Regain power loss & fuel economy from worn or failed ignition coils! - Rennline - Audi

Regain power loss & fuel economy from worn or failed ignition coils!

Brand:
Rennline - Corporate Logo
ES#:
4940214
Mfg#:
M127KT
Ships in 5 Business Days
$288.00 USD
Free Shipping
on orders $49 and up

9-Wire Spark Plug Gap Gauge

ES#4336975 - CTA3238 - 9-Wire Spark Plug Gap Gauge - Always check gap on your new spark plugs - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Always check gap on your new spark plugs

Brand:
CTA Tools - Corporate Logo
ES#:
4336975
Mfg#:
CTA3238
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#283052 - 077905115T - Ignition Coil - Priced Each - Keep your engine running smooth - Genuine Volkswagen Audi - Audi Volkswagen

Keep your engine running smooth

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
283052
Mfg#:
077905115T
In Stock
Limited Qty Sale
$98.99

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

$81.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Red Top Ignition Coil Packs - Set Of Six

Dress up your engine bay with these red top coil packs!

Brand:
NFIS Original Equipment - Corporate Logo
ES#:
3691808
Mfg#:
06H905110LKT2
In Stock
$239.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RacingLine Higher Output Ignition Coils - Red - Set of Six

ES#4846426 - VWR900003-6KT - RacingLine Higher Output Ignition Coils - Red - Set of Six - Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. - Racingline - Audi

Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. To be used with the 2.0T coil pack conversion kits.

Brand:
Racingline - Corporate Logo
ES#:
4846426
Mfg#:
VWR900003-6KT
Ships in 10 Business Days
Auto Notify
$236.04 USD
Free Shipping
on orders $49 and up

Ignition Control Unit - Priced Each

ES#2594298 - 4A0905351A - Ignition Control Unit - Priced Each - Cure misfires and clear the check engine light - Huco - Audi

Cure misfires and clear the check engine light Mounted on right firewall - two per vehicle

Brand:
Huco - Corporate Logo
ES#:
2594298
Mfg#:
4A0905351A
Back Ordered
$117.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Iridium Spark Plug

ES#4476254 - 101905631G - Iridium Spark Plug - 2X longer service life compared to standard copper plugs! - Denso - Audi

2X longer service life compared to standard copper plugs!

Brand:
Denso - Corporate Logo
ES#:
4476254
Mfg#:
101905631G
In Stock at Vendor
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Scorcher High-Performance Ignition Coil - Priced Each

ES#4810282 - 77-92005 - Scorcher High-Performance Ignition Coil - Priced Each - Experience up to 20% more spark energy compared to your factory coils. - AFE - Audi Volkswagen

Experience up to 20% more spark energy compared to your factory coils.

Brand:
AFE - Corporate Logo
ES#:
4810282
Mfg#:
77-92005
Ships in 3 Business Days
21% off MSRP

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

$72.99

This product was last offered at the strikethrough price on
01-28-2026

$58.00 USD
Free Shipping
on orders $49 and up

AAN/ABY/ADU Coilpack Update Harness

ES#3209923 - 034-701-0001 - AAN/ABY/ADU Coilpack Update Harness - Do away with costly replacement coils with updated VAG 2.0T FSI coils with built-in power stages - 034Motorsport - Audi

Do away with costly replacement coils with updated VAG 2.0T FSI coils with built-in power stages

Brand:
034Motorsport - Corporate Logo
ES#:
3209923
Mfg#:
034-701-0001
Ships in 2 Business Days
$245.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

1.8T To 2.0T Coil-Pack Adapter Plates - Set Of Six

ES#3647594 - 034-107-z001KT1 - 1.8T To 2.0T Coil-Pack Adapter Plates - Set Of Six - Billet aluminum coil-pack adapter plates allow you to run 2.0T coils on your 2.7T vehicle - 034Motorsport - Audi

Billet aluminum coil-pack adapter plates allow you to run 2.0T coils on your 2.7T vehicle Due to ICMs and factory 3-wire non-TTL coils, will require additional wiring to convert to 2.0T FSI coils

Brand:
034Motorsport - Corporate Logo
ES#:
3647594
Mfg#:
034-107-Z001KT1
In Stock
$240.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coils - Set Of Six

ES#12119 - 058998105 - Ignition Coils - Set Of Six - A common cure for misfire codes - Meyle - Audi

A common cure for misfire codes 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
12119
Mfg#:
058998105
Ships on Dec 1, 2026
$218.99

This product was last offered at the strikethrough price on
02-24-2026

$215.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#12117 - 058905105 - Ignition Coil - Priced Each - Includes the spark plug boot - Meyle - Audi Volkswagen

Includes the spark plug boot 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
12117
Mfg#:
058905105
Ships on Dec 1, 2026
$36.44

This product was last offered at the strikethrough price on
02-24-2026

$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug Gap Gauge

ES#4371893 - W80535 - Spark Plug Gap Gauge - Easy to read markings to set gaps quickly and easily. - Performance Tool - Audi BMW Volkswagen MINI Porsche

Easy to read markings to set gaps quickly and easily.

Brand:
Performance Tool - Corporate Logo
ES#:
4371893
Mfg#:
W80535
Ships in 1-2 days
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Ignition Parts

Modern high-tech ignitions are complex, computer-controlled systems that deliver spark to the cylinders with amazing efficiency and split-second timing, but they don't last forever. That's why ECS Tuning stocks ignition modules, ignition coils, ignition wiring, and spark plugs. Look to us for OEM and aftermarket ignition parts to keep your engine running strong.

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.

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