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Your Vehicle 1997 Mercedes Benz S420 Base Sedan 140.043 V8 4.2L

1997 Mercedes Benz S420 Base Sedan 140.043 V8 4.2L Engine Electrical Parts

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ES#4336943 - CTA3022 - Hi/Low Volt Circuit Tester - Tests high voltage in spark plugs, plug wires and distributor caps - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Tests high voltage in spark plugs, plug wires and distributor caps affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTA Tools - Corporate Logo
ES#:
4336943
Mfg#:
CTA3022
Ships on Jun 26, 2026
$7.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2597223 - 1101591818 - Ignition Wire - Sold By The Meter - Beru - Mercedes Benz

Sold By The Meter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Beru - Corporate Logo
ES#:
2597223
Mfg#:
1101591818
Ships in 1-2 days
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2533602 - 0015420219 - Relay - Priced Each - Five (5) Pin Multi-Purpose Relay - URO - Mercedes Benz

Five (5) Pin Multi-Purpose Relay affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Air Pump Relay

Brand:
URO - Corporate Logo
ES#:
2533602
Mfg#:
0015420219
Ships in 1 Business Day
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2636056 - 0055421017 - Coolant Temperature Sensor - One (1) Pole Terminal - FAE - Mercedes Benz

One (1) Pole Terminal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
FAE - Corporate Logo
ES#:
2636056
Mfg#:
0055421017
Ships in 1-2 days
$11.99

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

$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2839901 - EL2710MMEYE - Rennline Eye Terminal End - 10mm - Priced Each - Copper crimpable terminal ends for custom battery and kill switch installations - Rennline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Copper crimpable terminal ends for custom battery and kill switch installations affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
2839901
Mfg#:
EL2710MMEYE
Ships in 6 Business Days
$10.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2524101 - 0055421017 - Coolant Temperature Sensor - One (1) Pole Terminal - MTC - Mercedes Benz

One (1) Pole Terminal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MTC - Corporate Logo
ES#:
2524101
Mfg#:
0055421017
Ships in 10 Business Days
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3988414 - 0055421017 - Coolant Temperature Sensor - One (1) Pole Terminal - URO - Mercedes Benz

One (1) Pole Terminal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3988414
Mfg#:
0055421017
Ships in 1 Business Day
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4882992 - 201-0361-GRN - Wire With Terminals For 90 Degree 6 Pin Bulkhead - Green - Purchase the wires you need for your electrical bulkhead fitting here. Featuring FEP wire pre-cut to 24" 18 Gauge wire with the appropriate terminal pre-crimped and ready to install! - Precision Raceworks - Audi BMW Volkswagen Mercedes Benz

Purchase the wires you need for your electrical bulkhead fitting here. Featuring FEP wire pre-cut to 24" 18 Gauge wire with the appropriate terminal pre-crimped and ready to install! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4882992
Mfg#:
201-0361-GRN
Ships in 10 Business Days
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

With award-winning Swedish technology, the dual input D250SE allows you to enjoy your vehicle more affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTEK - Corporate Logo
ES#:
4492942
Mfg#:
40-315
In Stock
Limited Qty Sale
$569.99

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

$515.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1617402 - 0041536928 - Camshaft Position Sensor - Priced Each - Does Not Include New O-Ring - Genuine Mercedes Benz - Mercedes Benz

Does Not Include New O-Ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1617402
Mfg#:
0041536928
Ships in 2 Business Days
7% off MSRP

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

$230.00

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

$213.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4700742 - 0065429417 - Oil Pressure Sender Unit - Senses engine oil pressure and sends the signal to the oil pressure gauge - Hamburg Tech - Mercedes Benz

Senses engine oil pressure and sends the signal to the oil pressure gauge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4700742
Mfg#:
0065429417
Ships in 2 Business Days
$16.99 USD
Free Shipping
on orders $49 and up
ES#4690518 - 0115425117 - Coolant Temperature Sensor - Square Housing with Four (4) Pin Connector - Hamburg Tech - Mercedes Benz

Square Housing with Four (4) Pin Connector affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4690518
Mfg#:
0115425117
Ships in 2 Business Days
$19.95 USD
Free Shipping
on orders $49 and up
ES#5341051 - M128 - Rennline OE+ Ignition Coil - Priced Each - Regain power loss & fuel economy from worn or failed ignition coils! - Rennline - Mercedes Benz

Regain power loss & fuel economy from worn or failed ignition coils! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
5341051
Mfg#:
M128
Ships in 6 Business Days
$45.00 USD
Free Shipping
on orders $49 and up
ES#4766074 - 0001586203 - Ignition Coil - Priced Each - Responsible for the spark generation in your ignition system - URO - Mercedes Benz

Responsible for the spark generation in your ignition system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Due To Chassis Splits, Please Verify Fitment With Your VIN Prior To Ordering

Brand:
URO - Corporate Logo
ES#:
4766074
Mfg#:
0001586203
Ships in 1 Business Day
$42.99

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

$36.99 USD
Free Shipping
on orders $49 and up
ES#4932557 - 0115425117 - Coolant Temperature Sensor - Monitors coolant temperature for fan control & gauge readings - URO - Mercedes Benz

Monitors coolant temperature for fan control & gauge readings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
URO - Corporate Logo
ES#:
4932557
Mfg#:
0115425117
Ships in 1 Business Day
$12.99 USD
Free Shipping
on orders $49 and up
ES#2534071 - 2105450024 - Coolant Level Sensor - Located In The Coolant Expansion Tank - URO - Mercedes Benz

Located In The Coolant Expansion Tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534071
Mfg#:
2105450024
Ships in 1 Business Day
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Electrical Parts

With automotive electrical content growing yearly, it has never been more important to keep your charging and electrical system in top working condition. ECS Tuning stocks a huge and constantly growing inventory of electrical sensors, electric motors, and electronic actuators from original equipment and name-brand aftermarket suppliers.

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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