Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

1978 Mercedes Benz 300D Base Sedan 123.130 L5 3.0L

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle 1978 Mercedes Benz 300D Base Sedan 123.130 L5 3.0L
Your Vehicle 1978 Mercedes Benz 300D Base Sedan 123.130 L5 3.0L
Change Clear

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

Sort By
Filter By
Return to Top

Radiator Cap

ES#2747957 - 1235010215 - Radiator Cap - Used to maintain proper pressure and boiling point of your cooling system - Reutter - Mercedes Benz

Used to maintain proper pressure and boiling point of your cooling system

Brand:
Reutter - Corporate Logo
ES#:
2747957
Mfg#:
1235010215
In Stock at Vendor
$18.11

This product was last offered at the strikethrough price on
06-12-2026

$16.44 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2533938 - 1245000406 - Expansion Tank Cap - Includes new seal - URO - Mercedes Benz

Includes new seal 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2533938
Mfg#:
1245000406
Ships in 1 Business Day
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Relay - Priced Each

ES#2533602 - 0015420219 - Relay - Priced Each - Five (5) Pin Multi-Purpose Relay - URO - Mercedes Benz

Five (5) Pin Multi-Purpose Relay 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Auxiliary Cooling Fan 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

Radiator Hose

ES#2533668 - 1235010082 - Radiator Hose - Upper Hose - URO - Mercedes Benz

Upper Hose 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
From Chassis: 133346 - Due To Multiple Chassis Splits, Please Confirm Fitment Before Ordering

Brand:
URO - Corporate Logo
ES#:
2533668
Mfg#:
1235010082
Ships in 1 Business Day
$15.99

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

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose

ES#2533670 - 1235011882 - Radiator Hose - Lower Hose - URO - Mercedes Benz

Lower Hose 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
From Chassis: 133346 - Due To Multiple Chassis Splits, Please Confirm Fitment Before Ordering

Brand:
URO - Corporate Logo
ES#:
2533670
Mfg#:
1235011882
Ships in 1 Business Day
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Anti-Freeze Tester

ES#4337913 - CTAA195 - Anti-Freeze Tester - Tests all ethylene glycol solutions with radiator hot or cold - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Tests all ethylene glycol solutions with radiator hot or cold

Brand:
CTA Tools - Corporate Logo
ES#:
4337913
Mfg#:
CTAA195
In Stock
$9.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Freeze Plug - Priced Each

ES#2608713 - 000443034002 - Freeze Plug - Priced Each - 34mm - Febi - Mercedes Benz

34mm We Price Match - Give Us A Call or Chat!
On Side Of Engine Block

Brand:
Febi - Corporate Logo
ES#:
2608713
Mfg#:
000443034002
In Stock
ON SALE! SAVE 88%
$7.99

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

Radiator Overflow Hose

ES#2602238 - 0219977682 - Radiator Overflow Hose - One (1) Meter - Original Equipment Supplier - Mercedes Benz

One (1) Meter

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
2602238
Mfg#:
0219977682
Ships in 1-2 days
$8.15 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Overflow Hose

ES#1622969 - 0219977682 - Radiator Overflow Hose - One (1) Meter - Genuine Mercedes Benz - Mercedes Benz

One (1) Meter

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1622969
Mfg#:
0219977682
In Stock
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#4327456 - 1245000406 - Expansion Tank Cap - Includes new seal - Meyle - Mercedes Benz

Includes new seal 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4327456
Mfg#:
1245000406
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Overflow Hose

ES#4849845 - 0219977682 - Radiator Overflow Hose - One (1) Meter - URO - Mercedes Benz

One (1) Meter 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4849845
Mfg#:
0219977682
Ships in 1 Business Day
$8.99

This product was last offered at the strikethrough price on
07-13-2026

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#4684565 - 0159972348 - Thermostat O-Ring - Must be replaced when you replace the thermostat - Vemo - Mercedes Benz

Must be replaced when you replace the thermostat

Brand:
Vemo - Corporate Logo
ES#:
4684565
Mfg#:
0159972348
Ships in 1 Business Day
$3.99

This product was last offered at the strikethrough price on
04-21-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

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

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

CSF Universal Large Single-Pass Cooler

ES#5470103 - 8371 - CSF Universal Large Single-Pass Cooler - Universal cooler used for: engine oil, transmission oil, power-steering, differential oil, and as a water/coolant heat exchanger. - CSF - Audi BMW Volkswagen Mercedes Benz MINI

Universal cooler used for: engine oil, transmission oil, power-steering, differential oil, and as a water/coolant heat exchanger. 2X Entries Into Our F80 M3 Sweepstakes
Universal fitment design - modifications may be necessary to run this cooler

Brand:
CSF - Corporate Logo
ES#:
5470103
Mfg#:
8371
Ships in 3 Business Days
$499.00 USD
Free Shipping

Expansion Tank Plug Kit

ES#4642719 - 1265000084 - Expansion Tank Plug Kit - Includes Plastic Plug, O-ring & Snap Ring - URO - Mercedes Benz

Includes Plastic Plug, O-ring & Snap Ring 2X Entries Into Our F80 M3 Sweepstakes
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

Water Pump

ES#2533416 - 1102001720 - Water Pump - Brand New Unit - No Core Charge - URO - Mercedes Benz

Brand New Unit - No Core Charge 2X Entries Into Our F80 M3 Sweepstakes
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

More About Engine Cooling Parts

Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.

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