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Audi B9 S4 Quattro 3.0T

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Audi B9 S4 Quattro 3.0T Engine Ignition Parts

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APR Upgraded Ignition Coils - Grey - Set Of Six

ES#4164405 - MS100203-6KT - APR Upgraded Ignition Coils - Grey - Set Of Six - Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! - APR - Audi Porsche

Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
CARB certified for sale in all 50 states

Brand:
APR - Corporate Logo
ES#:
4164405
Mfg#:
MS100203-6KT
EO#:
D-783-5
In Stock
$307.99 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
3691577
Mfg#:
BMSBSPGT14MM
Ships in 7 Business Days
$35.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plugs - Set Of Six

ES#4768525 - 06M905606FAKT - Spark Plugs - Set Of Six - Keep your engine running strong - Assembled By ECS - Audi

Keep your engine running strong 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#:
4768525
Mfg#:
06M905606FAKT
In Stock
ON SALE! SAVE 20%
$174.00

This product was last offered at the strikethrough price on
01-27-2026

$139.62 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stainless Steel 3.0T/2.9T Ignition Coil Hardware Kit

ES#4475743 - 97646A327-6KT - Stainless Steel 3.0T/2.9T Ignition Coil Hardware Kit - Upgraded stainless steel tie down bolts and washers. - ECS - Audi

Upgraded stainless steel tie down bolts and washers. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4475743
Mfg#:
97646A327-6KT
In Stock
ON SALE! SAVE 20%
$25.99

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

$20.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Ignition Service Kit

ES#4475298 - 06M905606F4KT - Performance Ignition Service Kit - Includes six Red CTS coil packs and OEM spark plugs to service your ignition system - Assembled By ECS - Audi

Includes six Red CTS 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#:
4475298
Mfg#:
06M905606F4KT
Ships in 5 Business Days
$331.43 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RacingLine Higher Output Ignition Coils - Grey - Set Of Six

ES#4708324 - VWR900002-6KT - RacingLine Higher Output Ignition Coils - Grey - 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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
4708324
Mfg#:
VWR900002-6KT
Ships on Jul 28, 2026
Auto Notify
$330.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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

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

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

Brand:
Sunex - Corporate Logo
ES#:
3008984
Mfg#:
SUU884506
Ships in 4 Business Days
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
06-04-2026

$28.99 USD
Free Shipping
on orders $49 and up
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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

CTS High Performance Ignition Coil - Red - Set of Six

ES#4475371 - CTS-IGN-007-6KT - CTS High Performance Ignition Coil - Red - Set of Six - These are the perfect replacement or upgrade to your FSI/TSI/TFSI engine to keep it running at its peak performance. - CTS - Audi

These are the perfect replacement or upgrade to your FSI/TSI/TFSI engine to keep it running at it’s peak performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4475371
Mfg#:
CTS-IGN-007-6KT
Ships in 5 Business Days
$239.94 USD
Free Shipping
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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
4810282
Mfg#:
77-92005
Ships in 1 Business Day
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

Titanium 3.0T/2.9T Ignition Coil Hardware Kit - Set Of Six Red Titanium Washers

ES#4476331 - TI-M6X1X40-6RD - Titanium 3.0T/2.9T Ignition Coil Hardware Kit - Set Of Six Red Titanium Washers - Replace your pesky OEM ignition coil tiedown studs with these titanium bolts! - ECS - Audi

Replace your pesky OEM ignition coil tiedown studs with these titanium bolts! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4476331
Mfg#:
TI-M6X1X40-6RD
In Stock
ON SALE! SAVE 10%
$63.99

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

$57.59 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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Performance Tool - Corporate Logo
ES#:
4371893
Mfg#:
W80535
Ships in 3 Business Days
$1.99 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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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

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

Brand:
Performance Tool - Corporate Logo
ES#:
4371892
Mfg#:
W80533
Ships in 2 Business Days
$20.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Titanium 3.0T/2.9T Ignition Coil Hardware Kit - Set Of Six

ES#4476330 - TI-M6X1X40-6KT - Titanium 3.0T/2.9T Ignition Coil Hardware Kit - Set Of Six - Replace your pesky OEM ignition coil tiedown studs with these titanium bolts! - ECS - Audi

Replace your pesky OEM ignition coil tiedown studs with these titanium bolts! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4476330
Mfg#:
TI-M6X1X40-6KT
In Stock
ON SALE! SAVE 20%
$47.99

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

$38.39 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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