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Audi D4 S8 Quattro 4.0T

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Audi D4 S8 Quattro 4.0T Spark Plugs

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Extended 5/8" (16mm) Magnetic Spark Plug Socket

ES#9340 - S-3858-125 - Extended 5/8" (16mm) Magnetic Spark Plug Socket - The perfect tool for deeply recessed 5/8-inch spark plugs - Schwaben - Audi BMW Volkswagen MINI Porsche
ECS Tuning recommends this product.

The perfect tool for deeply recessed 5/8-inch spark plugs 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Schwaben - Corporate Logo
ES#:
9340
Mfg#:
S-3858-125
In Stock
ON SALE! SAVE 25%
$25.99

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

$19.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Spark Plug - Priced Each

ES#3181830 - 06K905601M - Performance Spark Plug - Priced Each - OE upgrade spark plug originally found in the Audi RS7/RS3. NGK OE# 06K905601M - Genuine Volkswagen Audi - Audi Volkswagen

OE upgrade spark plug originally found in the Audi RS7/RS3. NGK OE# 06K905601M

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3181830
Mfg#:
06K905601M
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.

$27.49

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

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR Iridium Pro Spark Plug - Priced Each

ES#4616174 - Z1003100 - APR Iridium Pro Spark Plug - Priced Each - An excellent upgrade for tuned engines. 14X26.5X16mm - Heat Range 9 - APR - Audi Volkswagen Porsche

An excellent upgrade for tuned engines. 14X26.5X16mm - Heat Range 9 Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
4616174
Mfg#:
Z1003100
Back Ordered
11% off MSRP

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

$35.94

This product was last offered at the strikethrough price on
09-15-2026

$31.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Iridium Racing Spark Plugs - Priced Each

ES#4146805 - 5749 - Iridium Racing Spark Plugs - Priced Each - Upgraded spark plug originally found in the Audi RS7/RS3. 14X26.5X16mm - Heat Range 24 (SKU: IKH01-24) - Denso - Audi Volkswagen

Upgraded spark plug originally found in the Audi RS7/RS3. 14X26.5X16mm - Heat Range 24 (SKU: IKH01-24)

Brand:
Denso - Corporate Logo
ES#:
4146805
Mfg#:
5749
In Stock
$52.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Iridium Racing Spark Plugs - Priced Each

ES#4765800 - IKH01-27 - Iridium Racing Spark Plugs - Priced Each - An excellent upgrade for tuned engines. 14X26.5X16mm (Denso #: 5750) - Denso - Audi Volkswagen Porsche

An excellent upgrade for tuned engines. 14X26.5X16mm (Denso #: 5750) For Race Use Only - Colder iridium plug for performance - Heat Range: 27. Commonly used on Stage 3 4.0T Engines.

Brand:
Denso - Corporate Logo
ES#:
4765800
Mfg#:
IKH01-27
In Stock
$54.99

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

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gap Tool With Feeler Gauge

ES#4690217 - 601-0109 - Gap Tool With Feeler Gauge - A must for installing any spark plugs! - Precision Raceworks - Audi BMW Volkswagen Mercedes Benz MINI Porsche

A must for installing any spark plugs!

Brand:
Precision Raceworks - Corporate Logo
ES#:
4690217
Mfg#:
601-0109
In Stock
$39.99 USD
Free Shipping
on orders $49 and up

APR Iridium Pro Spark Plug - Set Of Eight

ES#4616189 - z1003100-8KT - APR Iridium Pro Spark Plug - Set Of Eight - An excellent upgrade for tuned engines. 14X26.5X16mm - Heat Range 9 - APR - Audi

An excellent upgrade for tuned engines. 14X26.5X16mm - Heat Range 9 Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
4616189
Mfg#:
Z1003100-8KT
Back Ordered
$255.60 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug Socket 12" x 5/8" - Bavarian Autosport

ES#3673914 - B8800072 - Spark Plug Socket 12" x 5/8" - Bavarian Autosport - Magnetic insert holds the spark plug securely in place for easy installation. - Bav Auto Tools - Audi BMW Volkswagen MINI Porsche
ECS Tuning recommends this product.

Magnetic insert holds the spark plug securely in place for easy installation. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bav Auto Tools - Corporate Logo
ES#:
3673914
Mfg#:
B8800072
In Stock
ON SALE! SAVE 25%
$37.99

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

$28.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Tools

ES#2999145 - ic-03KT - Ignition Service Tools - Remove ignition coils and spark plugs without damaging them - Schwaben - Audi Volkswagen
ECS Tuning recommends this product.

Remove ignition coils and spark plugs without damaging them 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Schwaben - Corporate Logo
ES#:
2999145
Mfg#:
IC-03KT
In Stock
ON SALE! SAVE 22%
$55.99

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

$43.48 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Titan Swivel Spark Plug Socket Extension

ES#4352826 - TIT62161 - Titan Swivel Spark Plug Socket Extension - Knurled shaft for better grip - Titan - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Knurled shaft for better grip

Brand:
Titan - Corporate Logo
ES#:
4352826
Mfg#:
TIT62161
Ships on Dec 1, 2026
$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug - Set Of Eight

ES#2724977 - 079905626GKT - Spark Plug - Set Of Eight - Increase your engines performance with these spark plugs. Long life version. - Genuine Volkswagen Audi - Audi

Increase your engines performance with these spark plugs. Long life version.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2724977
Mfg#:
079905626GKT
In Stock
$199.92 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug - Priced Each

ES#4266270 - 06K905601M - Spark Plug - Priced Each - Keep your engine running strong - Denso - Audi Volkswagen

Keep your engine running strong

Brand:
Denso - Corporate Logo
ES#:
4266270
Mfg#:
06K905601M
Ships in 2 Business Days
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug Socket 16MM 12 Point Swivel

ES#3604875 - CTA4329 - Spark Plug Socket 16MM 12 Point Swivel - Use for cars requiring Swivel Spark Plug Socket 16MM or brisk plugs 6 point - CTA Tools - Audi BMW Volkswagen MINI Porsche

Use for cars requiring Swivel Spark Plug Socket 16MM or brisk plugs 6 point

Brand:
CTA Tools - Corporate Logo
ES#:
3604875
Mfg#:
CTA4329
In Stock
$24.28 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMS Billet Spark Plug Gapper Tool - 14mm

ES#3691577 - BMSBSPGT14mm - BMS Billet Spark Plug Gapper Tool - 14mm - Get the spark plug gap you are looking for! .018 to .024 thickness - Burger Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Get the spark plug gap you are looking for! .018 to .024 thickness

Brand:
Burger Motorsports - Corporate Logo
ES#:
3691577
Mfg#:
BMSBSPGT14MM
Ships in 8 Business Days
$35.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug Gapper

ES#4336973 - CTA3235 - Spark Plug Gapper - 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#:
4336973
Mfg#:
CTA3235
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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