The Ford F4TZ-9S425-A Exhaust Manifold Bolts are a direct replacement for your 1994-2003 Ford 7.3L Powerstroke. Your 7.3L has been on the road for quite some time and those factory exhaust manifold bolts have seen countless heat cycles. Avoid the hassle of breaking one off by not re-using them when re-installing your exhaust manifolds. Must purchase 2 for replacing bolts on both sides of the engine.FEATURES: Genuine Ford PartSold As Package Of 8Direct-Fit Replacement Note: (1) package per side. Quantity (2) required per engine.