K-TUNED BIG TUBE SWAP HEADER QUAIFE LSD ride height adjustment independent of

ride height adjustment independent of shock stroke and spring preload

and individual cylinder trim

000 rpm (these are not the upper limits)

All Honda D-Series Engines (With Steel Oil Pan)

King or ACL Bearing Set

K-TUNED BIG TUBE SWAP HEADER QUAIFE LSD ride height adjustment independent ofThe K Tuned Big Tube Swap Header was designed for more aggressive K Swap cars with modified naturally aspirated engines that are looking to reach full power potential. Engine modifications like bigger cams, ported cylinder heads, increased compression ratio and or increased displacement all breathe heavier, so using a small header on these engines just doesn't make any sense. A bigger header will increase efficiency by opening up the exhaust path,