2015-2019 GMC Sierra 3500 HD 97
All hardware is stainless steel to prevent rust and corrosion
The Atomic-Cool is a tried and true workhorse that can keep vital engine and transmission fluid temperatures under control under severe duty environments
425 in Diameter
Fel-Pro Header Gaskets - SB Chevy - BRODIX Spread Port, Round Port - 1.81" BR10032 2015-2019 GMC Sierra 3500 HDFel Pro deliver reliable sealing under grueling racing conditions. From the leader in aftermarket engine sealing, FEL PRO the gaskets professionals trust. Each gasket, set, or seal is built to meet or exceed all original equipment specifications and is validated for fit, form, and function. GMP Performance V8, 262 (4. 3L), 265 (4. 3L), 267 (4. 4L), 283 (4. 6L), 302 (4. 9L), 305 (5. 0L), 307 (5. L), 327 (5. 3L), 350 (5. 7L), 400 (6. 6L) Resists blowout