Nissan RB25 Stainless Header Flange

Precision laser cut form 3/8" thick 304 Stainless Steel, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Nissan RB25 DE/DET straight 6 engines used from 1989-1994, most notable the R32 Skyline GTR.

Port Size: 1.571"

We carry over 250 different header flange designs, so if you don't see the flange you're looking for, talk with one our tech reps about custom header flange cutting.

Flanges sold separately.