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1981 Mercedes Benz 300CD Base Coupe 123.150 L5 3.0L

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Your Vehicle 1981 Mercedes Benz 300CD Base Coupe 123.150 L5 3.0L
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1981 Mercedes Benz 300CD Base Coupe 123.150 L5 3.0L Most Popular Parts

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

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

Universal 3-Jaw Adjustable Oil Filter Wrench

ES#2748752 - 006212SCH01A - Universal 3-Jaw Adjustable Oil Filter Wrench - Use on to remove spin-on type filters from 2-1/2" to 3-3/4" (63.5-95mm). 3/8" square drive works with 3/8" ratchet or extension. - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Use on to remove spin-on type filters from 2-1/2" to 3-3/4" (63.5-95mm). 3/8" square drive works with 3/8" ratchet or extension. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2748752
Mfg#:
006212SCH01A
Ships on Aug 28, 2026
Auto Notify
ON SALE! SAVE 25%
$26.99

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

$20.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bosch Alternator Tool Kit - 13 Pieces

ES#11415 - bta-13pcs - Bosch Alternator Tool Kit - 13 Pieces - Remove and install OAD alternator pulleys - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Remove and install OAD alternator pulleys affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
11415
Mfg#:
BTA-13PCS
In Stock
ON SALE! SAVE 30%
$78.99

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

$55.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Clean Oil Funnel Kit

ES#4745354 - AGA-COFK - Universal Clean Oil Funnel Kit - A universal clean oil funnel kit that will prevent leaks and spills while servicing your oil. - AGA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

A universal clean oil funnel kit that will prevent leaks and spills while servicing your oil. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AGA Tools - Corporate Logo
ES#:
4745354
Mfg#:
AGA-COFK
In Stock
$99.99 USD
Free Shipping
on orders $49 and up

Engine Oil (5w-50) - 1 Gallon

ES#2847830 - 11605 - Engine Oil (5w-50) - 1 Gallon - Popular for performance engines in high-temperature climates - Redline - BMW Mercedes Benz MINI Porsche

Popular for performance engines in high-temperature climates affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Redline - Corporate Logo
ES#:
2847830
Mfg#:
11605
Back Ordered
Auto Notify
$69.99 USD
Free Shipping
on orders $49 and up

Pento High Performance II Engine Oil (5w-40) - 1 Liter

ES#608 - PEN 5W40 SYNTH - Pento High Performance II Engine Oil (5w-40) - 1 Liter - The latest version of one of the world's best all around synthetic engine oils - Pentosin - Audi BMW Volkswagen Mercedes Benz Porsche

The latest version of one of the world's best all around synthetic engine oils affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Meets Mercedes-Benz Specifications 229.51

Brand:
Pentosin - Corporate Logo
ES#:
608
Mfg#:
PEN 5W40 SYNTH
In Stock
$14.99

This product was last offered at the strikethrough price on
02-26-2026

$13.99 USD
Free Shipping
on orders $49 and up

Pneumatic Brake Fluid Changer 2 Liter

ES#3971256 - 029018SCH01A - Pneumatic Brake Fluid Changer 2 Liter - This kit allows for one man brake bleeding. Comes with everything you need to bleed brakes. Air operated. - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

This kit allows for one man brake bleeding. Comes with everything you need to bleed brakes. Air operated. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
3971256
Mfg#:
029018SCH01A
In Stock
ON SALE! SAVE 10%
$79.99

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

$71.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

3/8"(9mm) Band Hose Clamp - 20-32mm

ES#2770163 - 003402ECS06A-05 - 3/8"(9mm) Band Hose Clamp - 20-32mm - German-style 304 stainless hose clamp - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

German-style 304 stainless hose clamp affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2770163
Mfg#:
003402ECS06A-05
In Stock
ON SALE! SAVE 25%
$4.99

This product was last offered at the strikethrough price on
06-13-2026

$3.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Anti Seize Compound - 100g

ES#3316 - 2012 - Anti Seize Compound - 100g - Copper based compound - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Copper based compound affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3316
Mfg#:
2012
In Stock
15% off MSRP

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

$12.95

This product was last offered at the strikethrough price on
06-23-2026

$10.99 USD
Free Shipping
on orders $49 and up

Carbon Fiber Spoiler

ES#3660940 - CARB-A590NRG - Carbon Fiber Spoiler - Universal 59" wing with arrow cut-out stands and large NRG logo end plates - NRG - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Universal 59" wing with arrow cut-out stands and large NRG logo end plates affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
NRG - Corporate Logo
ES#:
3660940
Mfg#:
CARB-A590NRG
Ships on Jul 13, 2026
$684.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Hose (3.5x7.5) - 1 Meter

ES#4616014 - 11727545323-1M - Vacuum Hose (3.5x7.5) - 1 Meter - Used in many locations on the engine - Continental - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Used in many locations on the engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
4616014
Mfg#:
11727545323-1M
In Stock
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Viscoplus For Oil - 300mL

ES#3514560 - 20206 - Viscoplus For Oil - 300mL - High performance additive for stabilizing the viscosity of motor oil - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

High performance additive for stabilizing the viscosity of motor oil affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3514560
Mfg#:
20206
In Stock
44% off MSRP

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

$17.95

This product was last offered at the strikethrough price on
03-15-2026

$9.99 USD
Free Shipping
on orders $49 and up

LM 48 Installation Paste/ Assembly Lube - 50g

ES#3514556 - 20216 - LM 48 Installation Paste/ Assembly Lube - 50g - High performance paste for installation, repair, or maintenance - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

High performance paste for installation, repair, or maintenance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3514556
Mfg#:
20216
In Stock
3% off MSRP

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

$11.95

This product was last offered at the strikethrough price on
06-08-2026

$11.65 USD
Free Shipping
on orders $49 and up

Axle Impact Socket Kit - 6 Pieces

ES#1899404 - DS-6P - Axle Impact Socket Kit - 6 Pieces - The most common 1/2" Drive axle sockets in one kit - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

The most common 1/2" Drive axle sockets in one kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
1899404
Mfg#:
DS-6P
Ships in 2 Business Days
ON SALE! SAVE 25%
$78.99

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

$59.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Air Lift Performance 3P Digital Air Management

ES#2966744 - 27685 - Air Lift Performance 3P Digital Air Management - The most advanced pressure based control with 3/8" manifold - Air Lift - Audi BMW Volkswagen Mercedes Benz MINI Porsche

The most advanced pressure based control with 3/8" manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Air Lift - Corporate Logo
ES#:
2966744
Mfg#:
27685
In Stock at Vendor
$2007.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Borescope Inspection Camera For Phone

ES#4830634 - PH0NEBORESCOPE - Borescope Inspection Camera For Phone - Get a borescope to see the problem yourself without tearing apart your car for the wrong problem. - Bav Auto Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Get a borescope to see the problem yourself without tearing apart your car for the wrong problem. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bav Auto Tools - Corporate Logo
ES#:
4830634
Mfg#:
PH0NEBORESCOPE
In Stock
ON SALE!
$58.99

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

$57.22 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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