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1978 Mercedes Benz 450SEL Base Sedan 116.033 V8 4.5L

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Your Vehicle 1978 Mercedes Benz 450SEL Base Sedan 116.033 V8 4.5L
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1978 Mercedes Benz 450SEL Base Sedan 116.033 V8 4.5L Engine Emission Parts

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Fuel Filler Cap

ES#1654290 - 1244700005 - Fuel Filler Cap - Includes new seal - Genuine Mercedes Benz - Mercedes Benz

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

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1654290
Mfg#:
1244700005
Ships in 4 Business Days
5% off MSRP

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

$55.00

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

$51.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EGR Line Ferrule Sealing Cone

ES#1610383 - 0009907367 - EGR Line Ferrule Sealing Cone - Located between the EGR valve and the EGR pipe - Genuine Mercedes Benz - Mercedes Benz

Located between the EGR valve and the EGR pipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1610383
Mfg#:
0009907367
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Breather Hose - Fuel Injection Idle Air Control Valve Hose

ES#4876946 - 1170940491 - Crankcase Breather Hose - Fuel Injection Idle Air Control Valve Hose - Air Slide Valve to Idle Air Distributor - URO - Mercedes Benz

Air Slide Valve to Idle Air Distributor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
from engine # 052294

Brand:
URO - Corporate Logo
ES#:
4876946
Mfg#:
1170940491
Ships in 2 Business Days
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Hose - Air Slide Valve

ES#1624776 - 1000941191 - Air Hose - Air Slide Valve - Engine Crankcase Breather Hose - Genuine Mercedes Benz - Mercedes Benz

Engine Crankcase Breather Hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1624776
Mfg#:
1000941191
Ships in 3 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.

$17.00

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

$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose

ES#1641760 - 1160940791 - Breather Hose - Valve cover to air filter housing - Genuine Mercedes Benz - Mercedes Benz

Valve cover to air filter housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1641760
Mfg#:
1160940791
Ships in 4 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.

$15.99

This product was last offered at the strikethrough price on
12-29-2025

$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxilliary Valve Hose

ES#2534245 - 1000941191 - Auxilliary Valve Hose - Engine Crankcase Breather Hose - URO - Mercedes Benz

Engine Crankcase Breather Hose 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#:
2534245
Mfg#:
1000941191
Ships in 2 Business Days
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Offset Oxygen Sensor Wrench- Extended

ES#4001169 - CTA2065 - Offset Oxygen Sensor Wrench- Extended - Extra length is needed sometimes - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Extra length is needed sometimes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTA Tools - Corporate Logo
ES#:
4001169
Mfg#:
CTA2065
Back Ordered
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

ES#2724098 - 1404700005 - Gas Cap - This replacement fuel tank cap includes a new seal - Blau - Mercedes Benz

This replacement fuel tank cap includes a new seal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Blau - Corporate Logo
ES#:
2724098
Mfg#:
1404700005
In Stock at Vendor
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Junction Nut

ES#1610359 - 0009906854 - Junction Nut - Secures the EGR pipe to the EGR Valve - Genuine Mercedes Benz - Mercedes Benz

Secures the EGR pipe to the EGR Valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1610359
Mfg#:
0009906854
Ships in 4 Business Days
$6.99

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

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

Vacuum Check Valve

ES#2708852 - 1168000378 - Vacuum Check Valve - Common source of emission related issues - URO - Audi Volkswagen Mercedes Benz

Common source of emission related issues 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#:
2708852
Mfg#:
1168000378
Ships in 2 Business Days
$4.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Breather Hose

ES#1644390 - 1170940391 - Crankcase Breather Hose - Valve Cover to Idle Air Distributor Connector - Genuine Mercedes Benz - Mercedes Benz

Valve Cover to Idle Air Distributor Connector affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1644390
Mfg#:
1170940391
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.

$14.99

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

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

ES#2724096 - 1404700005 - Gas Cap - This replacement fuel tank cap includes a new seal - Febi - Mercedes Benz

This replacement fuel tank cap includes a new seal 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#:
2724096
Mfg#:
1404700005
Ships in 1-2 days
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

This replacement fuel tank cap includes a new seal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Gates - Corporate Logo
ES#:
3235314
Mfg#:
1404700005
Ships on Jul 7, 2026
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose

ES#4899183 - 1160940791 - Breather Hose - Valve cover to air filter housing - Rein - Mercedes Benz

Valve cover to air filter housing 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#:
4899183
Mfg#:
1160940791
Ships in 4 Business Days
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Breather Hose

ES#4876859 - 1170940391 - Crankcase Breather Hose - Valve Cover to Idle Air Distributor Connector - URO - Mercedes Benz

Valve Cover to Idle Air Distributor Connector 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#:
4876859
Mfg#:
1170940391
Ships in 2 Business Days
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Hose Connector

ES#4932513 - 1170780781 - Vacuum Hose Connector - 90 degree Elbow (40 X 2.5 X 5 mm) - URO - Mercedes Benz

90 degree Elbow (40 X 2.5 X 5 mm) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
URO - Corporate Logo
ES#:
4932513
Mfg#:
1170780781
Ships in 2 Business Days
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Emission Parts

Repairing failed emission components doesn't just turn off the check engine light so you can pass your local emissions test, it also improves performance and fuel economy. ECS stocks all common emission controls, from oxygen sensors to PCV valves.

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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