Looking for aftermarket parts to modify or upgrade your Avanti II with flanges? At Tunersports.com we carry a huge selection of the top name brand performance flange parts and accessories for your II.
Whether you have a 1981 or 1991 Avanti II in Base to GT trim we have you covered. We have 4 flanges available to mod your II. All parts have free shipping to the Continental US 48 States.
 SHIPS FROM MANUFACTURER 7031-FBKooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless... Kooks SB Chevy 1 5/8in St. Fast Burn Chevy Flange (Bank) 1981-1985 Avanti II Base 1985-1985 Avanti II GT 1987-1991 Avanti II Base $38.86 |
 SHIPS FROM MANUFACTURER 7034-SKooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless... Kooks SB Chevy 1 7/8in SS 23deg SBC Stahl Flange (Bank) 1981-1985 Avanti II Base 1985-1985 Avanti II GT 1987-1991 Avanti II Base $77.86 |
 SHIPS FROM MANUFACTURER 7034-SP-2Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless... Kooks SB Chevy 2in Steel 23SBC Stahl S.P. Flange (Bank) 1981-1985 Avanti II Base 1985-1985 Avanti II GT 1987-1991 Avanti II Base $105.58 |
 SHIPS FROM MANUFACTURER 7035Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless... Kooks SB Chevy 1 7/8in Steel 18deg SBC Flange (Bank) 1981-1985 Avanti II Base 1985-1985 Avanti II GT 1987-1991 Avanti II Base $55.36 |