Top 6 Best Exhaust Manifold Headers

Hassle free, bolt-on installation. Increased horsepower and fuel economy. Will Not Affect the Factory Warranty Meets EPA and Carb Requirements. Heavy Duty Laser Cut Port Flanges-No Warping or Leaking Premium Gaskets and Hardware.

Made from high silicon-molybdenum ductile iron for high temperature strength plus resistance to oxidation and cracking. Designed with a larger 1 58 cross-sectional area and 2 outlets for better air flow and increased performance. Accommodates standard straight, Vortec straight and angled plug head designs for better application coverage. Includes weld-on flanges for easier downpipe pipe installation custom downpipe required. Includes mounting hardware and gaskets for inlet and outlet flanges.

Direct replacement of stock manifolds and bolt-on fit for stock exhaust pipes. Most efficient at providing horsepower gain from idle to mid-range RPM. Fully mandrel bent tubes made of 16-gauge 1.5mm thickness cold roll flash mild steel. Head flange laser-cut from 38-inch 9.5mm thick steel plates and flattened by hydraulic press. All joints TIG welded for great resistance against cracking and wearing Hi-temp paint that holds up to 500C or 932F.

Huge 1 34 Stainless Primary Tubes true 1 34 unlike the others listing the same header by multiple companies with multiple sizes. 716 Thick Flanges 3 V-Band Collectors, CNC Mandrel Bent Pipes for Excellent Flow, 4 to 1 Header Design to Create a Compact Package for Universal. T3 hole to hole 4586mmT4 hole to hole 7083mmV band Flange 80mm ID 93mm OD.Cast Turbo Elbow Adapter T3 T4 to 3 V-Band SS304. 304 Stainless Steel Cast and Machined Adapter, with Tight Radius. Works for Many Turbo Applications. V band Flange Allows Rotation of the Turbo At Any Angle. Flange Is Threaded with 4 M10x1.5 Holes. Application Small Block V8 LS1LS2LS3LS6 LSX 4.8L, 5.3L, 5.7L, 6.0L, 6.2L.

1 58 in. Tubing wo Air Injection wo EGR Incl. FlangesGaskets. Direct Fit bolt-on Replacement, No Welding Required, Uses OEM Style Connections. Direct Fit bolt-on Replacement, No Welding Required, Uses OEM Style Connections. Heavy Duty Laser Cut Port Flanges-No Warping or Leaking Premium Gaskets and Hardware. Will Not Affect the Factory Warranty. Meets EPA and Carb Requirements.

Type Exhaust Manifold Header LS Swap Cast Iron Exhaust Manifold Header LS1 LS2 LS3 4.8L 5.3L 6.0L Street Rod. Placement on Vehicle Front, Left, Right. Material Cast Iron. Mounting Style Bolt-On. Mounting Hardware Included No.

Mandrel-bent tubes provide consistent tubing diameters for smooth flow and increased exhaust velocity. Heavy duty 16-gauge tubing for increased strength and durability. Smooth transition, 1-58 diameter primary tubes are used for increased exhaust flow increasing performance and improving throttle response. OE style 2-12 ball and socket collector connects to factory exhaust head pipe with no cutting or welding. TIG-welded, machined 38 header flange for a leak-free seal and maximum strength.

CHEVY GM LS Turbo Exhaust Hotparts T4 Kit Vortec V8 4.8 5.3 6.0 LSX Manifolds. NO NEED TO RELOCATE ALTERNATOR LIKE THE OTHER GUYS. 1999-Current. 4.85.35.76.06.2 V8. Super Strong Design Custom Swap Setup.

Ideal replacement - this exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the stock manifold on specified vehicles. Reliable construction - durable materials resist warping, cracking and leaking for long-lasting performance. Complete repair - includes all necessary gaskets and downpipe hardware. Trustworthy design - built by industry leader in aftermarket manifolds. Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool.

Quality Hooker products you can count on. Made from quality materials. Includes all necessary items for quick installation. Easy installation. Durable and long lasting. Fit type Vehicle Specific.