Sinister Diesel Coolant Reservoir Degas Cap 01-16 GM 6.6L Duramax
Yes, it looks cool and yes its built from from better materials than the factory cap in you 6.6L Duramax. Featuring an anodized blue finish and built from billet aluminum, you can count only great looks and a product that won't crack like the factory cap for years to come.
This cap is is made from CNC machined, solid billet T6-6061 aluminum with an interior pressure relief system, so it will continue to function even in case of a gasket failure.
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Sinister Diesel Coolant Reservoir Degas Cap 01-16 GM 6.6L Duramax
Sinister Diesel Coolant Reservoir Degas Cap 01-16 GM 6.6L Duramax
Yes, it looks cool and yes its built from from better materials than the factory cap in you 6.6L Duramax. Featuring an anodized blue finish and built from billet aluminum, you can count only great looks and a product that won't crack like the factory cap for years to come.
This cap is is made from CNC machined, solid billet T6-6061 aluminum with an interior pressure relief system, so it will continue to function even in case of a gasket failure.
Original: $89.99
-70%$89.99
$27.00Product Information
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Shipping & Returns
Shipping & Returns
Description
Yes, it looks cool and yes its built from from better materials than the factory cap in you 6.6L Duramax. Featuring an anodized blue finish and built from billet aluminum, you can count only great looks and a product that won't crack like the factory cap for years to come.
This cap is is made from CNC machined, solid billet T6-6061 aluminum with an interior pressure relief system, so it will continue to function even in case of a gasket failure.





















