Protect your early 4.0L BiTurbo V8 from a catastrophic rear main seal blowout with this exact-fit Genuine Mercedes-Benz left and right oil separator kit.
To 06/08/2017
Eliminate vacuum leaks and replace both of your fragile, heat-baked PCV vent lines at the same time with this matching pair of Genuine Mercedes-Benz breather hoses.
Replaces old brittle or cracked vacuum hose connectors that leak and degrade engine performance
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Avoid days of downtime and replace your brittle, heat-baked right-side PCV hose before it snaps during your M177 oil separator or rear main seal service.
Brand:
ES#:
3451397
Mfg#:
1770100604
Ships in 1 day
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$45.00
This product was last offered at the strikethrough price on 11-03-2026
Avoid days of downtime and replace your brittle, heat-baked left-side PCV hose before it snaps during your M177 oil separator or rear main seal service.
Brand:
ES#:
3534825
Mfg#:
1770100504
Ships in 3 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.
$42.00
This product was last offered at the strikethrough price on 11-03-2026
Bulletproof your early 4.0L BiTurbo V8 and cure catastrophic oil leaks with this complete engine out repair kit, featuring the correct early style oil separators, a new rear main seal, and the essential breather hoses.
To 06/08/2017
Brand:
ES#:
5481257
Mfg#:
1770103102KT1
Ships in 3 Business Days
$860.99
This product was last offered at the strikethrough price on 10-28-2026
Engines generate tons of pressure that has to go somewhere. A functioning crankcase pressure venting system, or PCV, is critical to preventing blowby and catastrophe. Repair or upgrade your PCV system with our catalog of OEM PCV components and aftermarket PCV upgrades.
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Mercedes Benz
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