Exhaust & Cooling System Fittings

90 Degree Brass Fittings. MNPT = Male National Pipe Thread Note: Generic image and may not depict this exact item.

45 Degree Brass Fittings. MNPT = Male National Pipe Thread Note: Generic image and may not depict this exact item.

Straight Hose Barbed Brass Fittings. Available for 1/8” Thread 1/4” Hose, 1/8” Thread 3/8” Hose and 1/4” Thread 1/2” Hose.  

Barb Connector Brass Fittings. Available for 1/4” I.D. Fuel Line Size Hose, 3/8” I.D. Water Line Size Hose and 1/2” I.D. Water Line Size Hose. D...

Brass Threaded Plug Fittings. Straight Hose Barbed Part No. 1/8” MNPT Threaded Plug HP64-0016 1/4” MNPT Threaded Plug HP64-0018 MNPT = Ma...

Aluminum thru-hull connectors allows secure waterline routing through transom or bulkhead.

Aluminum thru-hull connectors allows secure waterline routing through transom or bulkhead.

High quality stainless steel "T", "U" and "J" shaped barb fittings strong and looks great, perfect for your custom build! Note: Generic image and ...

High quality stainless steel reducer fittings, strong and looks great, perfect for your custom build! Note: Generic image and may not depict this ...

Plastic "Y" and "T" Fittings. Note: Generic image and may not depict this exact item.

90-degree water bypass fittings increase engine performance by diverting water from the cylinder head to the bypass fitting, rather than forcing al...

90-degree water bypass fittings increase engine performance by diverting water from the cylinder head to the bypass fitting, rather than forcing al...

45-degree water bypass fittings increase engine performance by diverting water from the cylinder head to the bypass fitting, rather than forcing al...

45-degree water bypass fittings increase engine performance by diverting water from the cylinder head to the bypass fitting, rather than forcing al...

Water bypass fittings increase engine performance by diverting water from the cylinder head to the bypass fitting, rather than forcing all of the w...

The Pro water bypass fittings increase engine performance by diverting water from the cylinder head to the bypass fitting, rather than forcing all ...