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Audi C4 S4 Quattro 20v T

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Audi C4 S4 Quattro 20v T Engine Ignition Parts

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3/8" Dr. 5/8" Extended Spark Plug Socket

ES#4371892 - W80533 - 3/8" Dr. 5/8" Extended Spark Plug Socket - Extended socket length reaches confined areas. - Performance Tool - Audi BMW Volkswagen MINI Porsche

Extended socket length reaches confined areas.

Brand:
Performance Tool - Corporate Logo
ES#:
4371892
Mfg#:
W80533
Ships in 1 Business Day
$20.25 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 3 Business Days
$1.99

This product was last offered at the strikethrough price on
08-26-2026

$1.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

7 pc. 3/8" Dr. Spark Plug Socket Set

ES#3128223 - 8845D - 7 pc. 3/8" Dr. Spark Plug Socket Set - Complete set of spark plug sockets. - Sunex - Audi BMW Volkswagen MINI Porsche

Complete set of spark plug sockets.

Brand:
Sunex - Corporate Logo
ES#:
3128223
Mfg#:
8845D
Ships in 6 Business Days
$141.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plugs - Set Of Five

ES#4069611 - pfr7b5cylKT - Spark Plugs - Set Of Five - Keep your five-cylinder engine running smoothly with these spark plugs. - NGK - Audi

Keep your five-cylinder engine running smoothly with these spark plugs. We Price Match - Give Us A Call or Chat!

Brand:
NGK - Corporate Logo
ES#:
4069611
Mfg#:
PFR7B5CYLKT
In Stock
$91.99

This product was last offered at the strikethrough price on
09-01-2026

$64.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wire Type Spark Plug Gapper 0035 to .080

ES#2944884 - LIS67900 - Wire Type Spark Plug Gapper 0035 to .080 - Always check gap on your new spark plugs - Lisle - Audi BMW Volkswagen MINI Porsche

Always check gap on your new spark plugs

Brand:
Lisle - Corporate Logo
ES#:
2944884
Mfg#:
LIS67900
Ships in 1 Business Day
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug Wire Tester

ES#3699256 - CTA3018 - Spark Plug Wire Tester - Use to test for Spark. - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Use to test for Spark.

Brand:
CTA Tools - Corporate Logo
ES#:
3699256
Mfg#:
CTA3018
Ships on Oct 6, 2026
$9.27 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Control Unit - Priced Each

ES#3521177 - 4A0905351A - Ignition Control Unit - Priced Each - Cure misfires and clear the check engine light - Holstein - Audi

Cure misfires and clear the check engine light Beru unit that is mounted on right firewall, there is two per car

Brand:
Holstein - Corporate Logo
ES#:
3521177
Mfg#:
4A0905351A
Ships in 1 Business Day
$149.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug Connector-Priced Each

ES#2751 - 034905447 - Spark Plug Connector-Priced Each - Connector between coil pack & spark plug - OE Aftermarket - Audi

Connector between coil pack & spark plug

Brand:
OE Aftermarket - Corporate Logo
ES#:
2751
Mfg#:
034905447
Ships in 1-2 days
$21.99 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.

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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