BD Diesel Flexible Turbo Oil Return - 12" - Dodge Cummins H753C3052 Adapter may also be mounted

Adapter may also be mounted in a window opening to funnel air directly to the driver via helmet hose

Clamp-on design comes with a replacement hose clamp to secure the filter to the 3" MAC1 or MAC3

Exhaust port and bolt pattern are raised 3/32'' over GM L98 cylinder heads

Two Double D Holes

1979-1981 GMC G2500Fits 1968-1981 GM TH350 automatic transmissions

BD Diesel Flexible Turbo Oil Return - 12" - Dodge Cummins H753C3052 Adapter may also be mountedFlexible stainless tubing; Common oil drain mount for S300, S400, HX35, HX40, HX50 and many Garrett models; Designed to slip into Cummins oil drain ports; Ideal for performance single or compounded turbos installs The BD name became recognized in 1989, when the company introduced the first exhaust brake for the burgeoning Diesel pick up truck market. BD's roots, however, actually date back to 1972, when Valley Fuel Injection Ltd. (VFI) first opened