Innovative fix - this exhaust manifold to cylinder head repair clamp fixes a leaking exhaust due to broken manifold bolts. Simplifies repair - this external clamping solution creates seal by attaching directly to cylinder head, without needing to extract studs. Complete kit - comes with clamp and bolts for solid repair. REPLACES: 11518860, 12578925, 917-142, 917 142, 917142. FITS: For Cadillac Escalade Chevy Avalanche Tahoe Silverado Express GMC Sierra Savana 1500 2500 3500 HD Yukon Denali, for Hummer H2 4.8 5.3 6.0 4.8L 5.3L 6.0L V8 Engines 1999 - 2007. Type Name: Exhaust Manifold Repair Clamp Fitment Type: Direct Replacement Install Placement on Vehicle:Exhaust Manifold, Front Mounting Style:Bolt-On Part Number: 917-107, 917-142, 11518860 With screw color random, don't accept the specified color Fitment: For All 4.8L, 5.3L, or 6.0L V8 Engines On The Models Below For Cadillac Escalade 2002-2006 For Chevrolet Avalanche 2002-2002 For Chevrolet Silverado 1500 2500 3500 Pickup 1999-2007 For Chevrolet Tahoe 2000-2006 For Chevrolet Express 1500 2500 3500 Van 2003-2009 For GMC Denali 2001-2003 For GMC Sierra 1500 2500 3500 Pickup 1999-2007 For GMC Savana 1500 500 3500 Van 2003-2009 For GMC Yukon 2000-2006 For Hummer H2 2003-2007 Colour:As shown Material:iron Package Contents: 1 x Car Exhaust Manifold Clamp Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.