The Chase Bays Upper Water Neck AST Eliminator for Mazda 13B-REW is designed for those wanting to eliminate the terribly ugly OEM or other afterma...

The Chase Bays Tucked Radiator for Mazda RX7 FD3S is designed for those wanting to open up space in their crowded or engine swapped engine bays, g...

3 ply reinforced top and bottom silicone radiator hose kit, custom made just for 1984-85 13B SE Mazda RX7.

3 ply reinforced top and bottom silicone radiator hose kit, custom made just for 1986-88 13B Mazda RX7 FC3S (EARLY MODEL)

3 ply reinforced top and bottom silicone radiator hose kit, custom made just for 1983-85 (SA22) Mazda RX7.

3 ply reinforced top and bottom silicone radiator hose kit, custom made just for 1989-92 13B Mazda RX7 FC3S (LATE MODEL)

3 ply reinforced top and bottom silicone radiator hose kit, custom made just for 1993-95 13B Mazda RX7.

The Sikky FD RX7 Radiator kit was designed to be the end all solution for your cooling system with an LS swap.  This bolt in radiator simplifi...

Innovative design makes for an easy installation. Unbolt your factory pump and bolt on an easy 7-10 horsepower with our street style water pump. An...

P2M high pressure (1.3 bar / 18.85psi) radiator cap facilitate your engine's coolant operation. Higher pressure helps to reduce air pocket build up...

The subject of sale is an adapter that allows for non-invasive supply of coolant to the 2JZ engine with the use of an external pump. Machining on...

The 2JZ GTE engine adapter is a solution thanks to which you can put BMW throttle body (OE 7 502 445) 3.0i electrically controlled / drive by wir...

Just another way to make your MKIV Supra engine bay stand out from PHR. Replace your lackluster OEM support brackets with a billet set. Just select...

SpecTuned JZ Thermostat Delete Kit This product serves as an effective solution for mitigating cooling challenges associated with JZ-powered config...

One of the most annoying things that can happen to your JZ is when the water port barb on the back of the head starts to leak from the factory pres...