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1998 Mercedes Benz S420 Base Sedan 140.043 V8 4.2L

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Your Vehicle 1998 Mercedes Benz S420 Base Sedan 140.043 V8 4.2L
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1998 Mercedes Benz S420 Base Sedan 140.043 V8 4.2L Engine Ignition Parts

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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

16mm Double Hex Flex Spark Plug Socket

ES#3557898 - CTA7656 - 16mm Double Hex Flex Spark Plug Socket - Use for cars requiring 16mm plug socket or brisk plugs 6 point - CTA Tools - BMW Mercedes Benz MINI

Use for cars requiring 16mm plug socket or brisk plugs 6 point

Brand:
CTA Tools - Corporate Logo
ES#:
3557898
Mfg#:
CTA7656
In Stock
$35.72 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

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 7 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

Distributor Cap - Priced Each

ES#523048 - 1191580102 - Distributor Cap - Priced Each - A necessity to perform a proper tune-up on your car - Bosch - Mercedes Benz

A necessity to perform a proper tune-up on your car We Price Match - Give Us A Call or Chat!
Only For Models With M119.970 Or M119.971 Engine - Not For Models With M119.980 Or M119.981 Or M119.982 Engine

Brand:
Bosch - Corporate Logo
ES#:
523048
Mfg#:
1191580102
Ships in 1-2 days
$184.99

This product was last offered at the strikethrough price on
08-13-2026

$166.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug Connector Lubricant - Genuine Mercedes

ES#4627052 - 0029890808 - Spark Plug Connector Lubricant - Genuine Mercedes - Makes sure your spark plug boots don't become stuck on - Genuine Mercedes Benz - Mercedes Benz

Makes sure your spark plug boots don't become stuck on

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
4627052
Mfg#:
0029890808
Ships in 3 Business Days
6% off MSRP

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

$64.00

This product was last offered at the strikethrough price on
09-10-2026

$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Distributor Rotor - Priced Each

ES#1645250 - 1191580231 - Distributor Rotor - Priced Each - A necessity to perform a proper tune-up on your car - Genuine Mercedes Benz - Mercedes Benz

A necessity to perform a proper tune-up on your car For Vehicles With M119.970 Or M119.971 - Not For Vehicles With M119.980 Or M119.981 Or M119.982

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1645250
Mfg#:
1191580231
Ships in 4 Business Days
6% off MSRP

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

$154.00

This product was last offered at the strikethrough price on
09-10-2026

$143.99 USD
Free Shipping
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

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

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
09-10-2026

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

4 Pc. Spark Plug Socket Set-Euro

ES#3998971 - CTA2030 - 4 Pc. Spark Plug Socket Set-Euro - Get the complete set and be ready. - CTA Tools - BMW Mercedes Benz MINI

Get the complete set and be ready.

Brand:
CTA Tools - Corporate Logo
ES#:
3998971
Mfg#:
CTA2030
Ships on Sep 29, 2026
$81.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Distributor Rotor - Priced Each

ES#523049 - 1191580231 - Distributor Rotor - Priced Each - A necessity to perform a proper tune-up on your car - Bosch - Mercedes Benz

A necessity to perform a proper tune-up on your car We Price Match - Give Us A Call or Chat!
For Vehicles With M119.970 Or M119.971 - Not For Vehicles With M119.980 Or M119.981 Or M119.982

Brand:
Bosch - Corporate Logo
ES#:
523049
Mfg#:
1191580231
Ships in 2 Business Days
$72.99

This product was last offered at the strikethrough price on
04-15-2026

$70.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Distributor Dust Shield

ES#5425799 - 1191580188 - Distributor Dust Shield - Seals the distributor from environmental debris and water splashes. - URO - Mercedes Benz

Seals the distributor from environmental debris and water splashes. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO - Corporate Logo
ES#:
5425799
Mfg#:
1191580188
Ships in 2 Business Days
$65.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug Connector

ES#2765897 - 0001594142 - Spark Plug Connector - Connects Spark Plug Wires To Spark Plugs - Beru - Mercedes Benz

Connects Spark Plug Wires To Spark Plugs

Brand:
Beru - Corporate Logo
ES#:
2765897
Mfg#:
0001594142
Ships in 1-2 days
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#2535471 - 0001586203 - Ignition Coil - Priced Each - Responsible for the spark generation in your ignition system - Bosch - Mercedes Benz

Responsible for the spark generation in your ignition system We Price Match - Give Us A Call or Chat!
Due To Chassis Splits, Please Verify Fitment With Your VIN Prior To Ordering

Brand:
Bosch - Corporate Logo
ES#:
2535471
Mfg#:
0001586203
Ships in 1-2 days
$111.09 USD
Free Shipping
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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