Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle 1978 Mercedes Benz 300D Base Sedan 123.130 L5 3.0L

1978 Mercedes Benz 300D Base Sedan 123.130 L5 3.0L Engine Parts & Accessories

Sort By
Filter By
Return to Top
ES#2524118 - 0159972348 - Thermostat O-Ring - Must be replaced when you replace the thermostat - MTC - Mercedes Benz

Must be replaced when you replace the thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MTC - Corporate Logo
ES#:
2524118
Mfg#:
0159972348
Ships in 9 Business Days
$1.01 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2598422 - 0159979448 - Engine Oil Filter O-Ring - Priced Each - Located at the bottom of the oil filter housing cap - Rein - Mercedes Benz

Located at the bottom of the oil filter housing cap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2598422
Mfg#:
0159979448
In Stock
ON SALE! SAVE 51%
$2.03

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

$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2865151 - 0009972898 - Timing Chain Assembly Link - Used when installing a new timing chain in your engine - Febi - Mercedes Benz

Used when installing a new timing chain in your engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2865151
Mfg#:
0009972898
In Stock
ON SALE! SAVE 80%
$3.99

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

$0.80 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2748777 - 6150500811 - Timing Chain Tensioner - Maintains the proper tension on the timing chain - Febi - Mercedes Benz

Maintains the proper tension on the timing chain affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2748777
Mfg#:
6150500811
In Stock at Vendor
$200.99

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

$158.92 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2813653 - 1232411613 - Engine Mount - Priced Each - Secures the engine to the subframe - Hamburg Tech - Mercedes Benz

Secures the engine to the subframe 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#:
2813653
Mfg#:
1232411613
Ships in 1 Business Day
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4907981 - 1161300460 - A/C Idler Pulley - Idler pulley for cars with air pump delete - Hamburg Tech - Mercedes Benz

Idler pulley for cars with air pump delete affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hamburg Tech - Corporate Logo
ES#:
4907981
Mfg#:
1161300460
Ships in 1 Business Day
$38.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4716118 - 1232413013KT2 - Mercedes-Benz W123 Chassis 5 Cylinder Non Turbo Diesel Motor Mount Kit - Featuring Hamburg Technic Left & Right Side Engine Mounts - Hamburg Tech - Mercedes Benz

Featuring Hamburg Technic Left & Right Side Engine Mounts 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#:
4716118
Mfg#:
1232413013KT2
Ships in 1 Business Day
$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2748765 - 0039976294 - Timing Chain  - Control Drive With Lock - Iwis - Mercedes Benz

Control Drive With Lock affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Iwis - Corporate Logo
ES#:
2748765
Mfg#:
0039976294
In Stock at Vendor
$357.99

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

$346.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4642719 - 1265000084 - Expansion Tank Plug Kit - Includes Plastic Plug, O-ring & Snap Ring - URO - Mercedes Benz

Includes Plastic Plug, O-ring & Snap Ring 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#:
4642719
Mfg#:
1265000084
Ships in 1 Business Day
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4907982 - 1161300460 - A/C Idler Pulley - Idler pulley for cars with air pump delete - URO - Mercedes Benz

Idler pulley for cars with air pump delete affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
URO - Corporate Logo
ES#:
4907982
Mfg#:
1161300460
Ships in 1 Business Day
$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2533416 - 1102001720 - Water Pump - Brand New Unit - No Core Charge - URO - Mercedes Benz

Brand New Unit - No Core Charge 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#:
2533416
Mfg#:
1102001720
Ships in 1 Business Day
$50.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2894124 - 0021545806 - Alternator Regulator - Vemo - Mercedes Benz Porsche

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

Brand:
Vemo - Corporate Logo
ES#:
2894124
Mfg#:
0021545806
In Stock at Vendor
$25.99

This product was last offered at the strikethrough price on
02-21-2026

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Seals lower oil pan to upper oil pan affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ajusa - Corporate Logo
ES#:
2800409
Mfg#:
6160140122
Ships in 3 Business Days
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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

Brand:
Canyon Engine - Corporate Logo
ES#:
2862497
Mfg#:
6160530330
In Stock at Vendor
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

One (1) Kit Required Per Engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Not For Turbocharged Engines

Brand:
Elring - Corporate Logo
ES#:
2678555
Mfg#:
6170500167
In Stock at Vendor
$7.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Seals lower oil pan to upper oil pan 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#:
2816059
Mfg#:
6160140122
Ships in 1 Business Day
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings