BLOX Racing offers a full line of DIY performance parts. The Performance DIY line is perfect for building and assembling your own high performance component and products. Experienced fabricators and performance hobbyists, alike, now can have access to the same high quality components that top manufacturers use when making their own products. Choose from various components that allow you to build your own exhaust header, turbocharger kit or performance exhaust system. With BLOX Racing Performance DIY products, the only thing holding you back is your imagination. 

BLOX Racing offers a B-series cylinder head flange that can be used to fabricate turbo exhaust manifolds or and other  headers.  The flanges are 12mm (.475") thick and have a step for the pipe to fit in.  Opening is for 45mm (1.75") tubing.

Made in the USA.