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1966 Mercedes Benz 300SEL Base L6 3.0L

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    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

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Your Vehicle 1966 Mercedes Benz 300SEL Base L6 3.0L
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1966 Mercedes Benz 300SEL Base L6 3.0L Engine Emission Parts

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

Brand:
URO - Corporate Logo
ES#:
2708852
Mfg#:
1168000378
Ships in 1 Business Day
$4.09 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

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

Brand:
Blau - Corporate Logo
ES#:
2724098
Mfg#:
1404700005
In Stock at Vendor
$17.99

This product was last offered at the strikethrough price on
07-15-2026

$15.99 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

Brand:
Gates - Corporate Logo
ES#:
3235314
Mfg#:
1404700005
Ships on Sep 22, 2026
$9.99 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) 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO - Corporate Logo
ES#:
4932513
Mfg#:
1170780781
Ships in 1 Business Day
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Hose Connector

ES#4932529 - 1170780681 - Vacuum Hose Connector - 3 mm I.D. Small End, 7 mm I.D. Large End - URO - Mercedes Benz

3 mm I.D. Small End, 7 mm I.D. Large End 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO - Corporate Logo
ES#:
4932529
Mfg#:
1170780681
Ships in 1 Business Day
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Hose Connector

90 degree Elbow (40 X 2.5 X 5 mm) 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2802193
Mfg#:
1170780781
Ships in 3 Business Days
ON SALE! SAVE 19%
$5.99

This product was last offered at the strikethrough price on
08-31-2026

$4.84 USD
Free Shipping
on orders $49 and up

1/8" Barbed Vacuum Fittings - Set Of 10

Perfect for repairing and replacing cracked vacuum lines - Best used with 3mm to 4mm vacuum hoses 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5445719
Mfg#:
125DBCON
Special Order: No Guaranteed ETA
ON SALE! SAVE 59%
$12.99

This product was last offered at the strikethrough price on
03-22-2026

$5.39 USD
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.

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Manufacturer names and/or part numbers are used only for identification purposes.

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