HIGHFLOW TPI
PROFESSIONAL PORTING SERVICES FOR ALL GM EFI TPI STYLE INTAKE MANIFOLDS OEM OR AFTERMARKET INCLUDING C4 CORVETTE ZR1 DOHC LT5 INTAKE MANIFOLDS FOR SUBSTANTIAL PERFORMANCE INCREASES NOT FOUND ELSEWHERE WITH OVER 35 YEARS OF MECHANICAL, RESTORATION, AND MACHINING KNOWLEDGE THAT WILL GET THE MOST POWER FROM YOUR BUILD.
