<p>Private Label MFG Power Driven B-Series header features a true 4-1 merge to create equal exhaust flow. This two piece design delivers the best performance while still utilizing your factory OEM Catalytic converter (2.5 inch CAT). Knowing this is an aftermarket header, the length may differ compared to your stock OEM exhaust manifold. *Private Label MFG recommends using our test pipes for easier installation of B-Series headers. Recommended for 1.6L-2.0L engine displacement.</p><p>*Private label Mfg recommends using our test pipes for easier installation of the B series headers.<br><br>this header is AC and PS compatible</p>