JBA 99-04 GT 1 5/8" Silver Ceramic Coated Cat4ward Shorty HeadersAftermarket "X" or "H" pipes may fit better if used with part number 1625.
JBA Cat4ward Shorty. Direct replacement for factory manifold.
Ceramic Coating Inside and Out
3/8" thick laser-cut flanges
409 stainless steel mandrel-bent primary tubing
High quality hardware included
Direct bolt-on installation
C.A.R.B. certified 50 state smog legal
Will not void factory warranty
Limited lifetime warranty
Increased horsepower and torque
Improved fuel economy
Improved throttle response
Improved engine compartment aesthetics