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

Menu

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

2021 Mercedes Benz GLC300 4Matic Sport Utility 253.984 L4 2.0L

    • 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
affirm financing terms & conditions
garage-red
Your Vehicle 2021 Mercedes Benz GLC300 4Matic Sport Utility 253.984 L4 2.0L
Your Vehicle 2021 Mercedes Benz GLC300 4Matic Sport Utility 253.984 L4 2.0L
Change Clear

2021 Mercedes Benz GLC300 4Matic Sport Utility 253.984 L4 2.0L Most Popular Parts

Sort By
Filter By
Return to Top

Camshaft Position Sensor

ES#2666810 - 2709050400 - Camshaft Position Sensor - Monitors camshaft location - Genuine Mercedes Benz - Mercedes Benz

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

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
2666810
Mfg#:
2709050400
In Stock
6% off MSRP

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

$98.00

This product was last offered at the strikethrough price on
01-03-2026

$91.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Brake Rotors - Pair (360x36)

ES#4731962 - 0004209003KT2 - Front Brake Rotors - Pair (360x36) - Includes rotor secure screws - Brembo - Mercedes Benz

Includes rotor secure screws affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
For cars with AMG Sport Package (Code P31), or Sport Brake System (Code U29).

Brand:
Brembo - Corporate Logo
ES#:
4731962
Mfg#:
0004209003KT2
Ships in 10 Business Days
$513.10

This product was last offered at the strikethrough price on
01-21-2026

$351.42 USD
This product is lifetime replacement eligible Lifetime Replacement

Engine Thermostat Housing Assembly

ES#4766575 - 2642003901 - Engine Thermostat Housing Assembly - Restore proper cooling system temperatures - Wahler - Mercedes Benz

Restore proper cooling system temperatures affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Wahler - Corporate Logo
ES#:
4766575
Mfg#:
2642003901
In Stock at Vendor
$350.99

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

$345.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Brake Pad Set

ES#4376740 - 0004207803 - Rear Brake Pad Set - Does not include brake wear sensors - Genuine Mercedes Benz - Mercedes Benz

Does not include brake wear sensors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For cars with AMG Sport Package (Code P31), or Sport Brake Package (Code U29).

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
4376740
Mfg#:
0004207803
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.

$124.00

This product was last offered at the strikethrough price on
01-06-2026

$114.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upgraded Oil Filter Housing Cap

ES#4932575 - 2701800400PRM - Upgraded Oil Filter Housing Cap - Aluminum upgrade For M260, M264, M270, and M274 Engines. Replace your stripped or cracked plastic - URO Premium - Mercedes Benz

Aluminum upgrade For M260, M264, M270, and M274 Engines. Replace your stripped or cracked plastic affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO Premium - Corporate Logo
ES#:
4932575
Mfg#:
2701800400PRM
In Stock
$42.99 USD
Free Shipping
on orders $49 and up

Rear Brake Service Kit (320x24)

ES#4815483 - 0004230712KT3 - Rear Brake Service Kit (320x24) - Featuring Brembo Rotors, and pads. - Brembo - Mercedes Benz

Featuring Brembo Rotors, and pads. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Brembo - Corporate Logo
ES#:
4815483
Mfg#:
0004230712KT3
Ships on Aug 11, 2026
$476.06

This product was last offered at the strikethrough price on
01-21-2026

$339.22 USD
This product is lifetime replacement eligible Partial Replacement

Front Wheel Bearing/Hub Assembly - Priced Each

ES#2759868 - 2053340300 - Front Wheel Bearing/Hub Assembly - Priced Each - Replaces the right or left side and includes hardware - Genuine Mercedes Benz - Mercedes Benz

Replaces the right or left side and includes hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
2759868
Mfg#:
2053340300
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.

$364.00

This product was last offered at the strikethrough price on
03-10-2026

$338.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

SIDE WINDOW, FIXED

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

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
4663777
Mfg#:
2546704800
Back Ordered
9% off MSRP

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

$360.00

This product was last offered at the strikethrough price on
01-06-2026

$326.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator (Low Temperature)

The radiator cools the engine by releasing heat. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mahle-Behr - Corporate Logo
ES#:
4745719
Mfg#:
0995002003
In Stock at Vendor
$334.99

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

$324.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Rear Wheel Bearing - Priced Each

ES#3415450 - 211356000064 - Rear Wheel Bearing - Priced Each - Rear Axle, Left & Right Sides - Genuine Mercedes Benz - Mercedes Benz

Rear Axle, Left & Right Sides affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
3415450
Mfg#:
211356000064
Ships in 2 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.

$172.00

This product was last offered at the strikethrough price on
01-06-2026

$160.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Pump

ES#4379078 - 264180000064 - Vacuum Pump - Includes new gasket - Genuine Mercedes Benz - Mercedes Benz

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

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
4379078
Mfg#:
264180000064
Ships in 4 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.

$336.00

This product was last offered at the strikethrough price on
01-06-2026

$312.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brake Rotor Set Screw - Priced Each

ES#2718684 - 2204210171 - Brake Rotor Set Screw - Priced Each - M8x12 - Febi - Mercedes Benz

M8x12 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2718684
Mfg#:
2204210171
In Stock
$6.99

This product was last offered at the strikethrough price on
02-24-2026

$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

DV+ Performance Diverter Valve - (NO LONGER AVAILABLE)

ES#3184581 - T9358 - DV+ Performance Diverter Valve - (NO LONGER AVAILABLE) - Direct-fit performance solution for the OE diverter valve - Go Fast Bits - Mercedes Benz

Direct-fit performance solution for the OE diverter valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Go Fast Bits - Corporate Logo
ES#:
3184581
Mfg#:
T9358
In Stock at Vendor
10% off MSRP

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

$171.00

This product was last offered at the strikethrough price on
06-30-2026

$153.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Brake Rotors - Pair (360x36)

ES#4265885 - 0004212312KT1 - Front Brake Rotors - Pair (360x36) - Restore factory braking - FREMAX - Mercedes Benz

Restore factory braking affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with AMG Sport Package (Code P31), or Sport Brake System (Code U29).

Brand:
FREMAX - Corporate Logo
ES#:
4265885
Mfg#:
0004212312KT1
In Stock at Vendor
$362.99

This product was last offered at the strikethrough price on
04-10-2026

$304.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor

ES#4831053 - 2709050400 - Camshaft Position Sensor - Monitors camshaft location - Bosch - Mercedes Benz

Monitors camshaft location affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4831053
Mfg#:
2709050400
In Stock at Vendor
$66.99

This product was last offered at the strikethrough price on
04-08-2026

$60.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Screw Plug - Priced Each

ES#1611411 - 0009976232 - Screw Plug - Priced Each - M24x1.5 - Genuine Mercedes Benz - Mercedes Benz

M24x1.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1611411
Mfg#:
0009976232
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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