Top 10 Best Headers For Buick 455 Reviews With Scores

♐ Designed to fit the Chevrolet Small Block 262, 265, 267, 283, 302, 305, 307, 327, 350 & 400 V8 Engine.Not for 40 ford
♐ Hugs the block for a closer fit and extra clearance
♐ Headers features 8-2 light weight design.
♐ Designed to fit many vehicles and not specific to the ones below.
♐ Primary Tube Size: 1 5/8″. Number of O2 Sensor Locations: 0

STAINLESS STEEL CONSTRUCTION – Made of high quality T-304 stainless steel material, which features with strength, rigidity and durability, preventing cracking and wearing. The surface finish provides extra resistance against rusting.
SHORTY HEADER DESIGN – 4-1 shorty header design increases high flow air. The bent shape is helpful to the unrestricted flow along the entire flow path, which allows the engine to run more smoothly with lower noise.
HIGH PERFORMANCE – It provides each cylinder with its own mini exhaust pipe, which means exhaust headers prevent interference among cylinders. More power can be put through the wheels, pushing the vehicle.
EASY INSTALLATION – Direct bolt-on installation , no more modification needs but hardware such as gaskets and bolts are necessary. 1 X pair of exhaust manifold headers (left & right) and 1 X pair of exhaust collectors included.
FITMENT – Compatible with 91-04 GMC Sonoma, compatible with 82-90 GMC S15, compatible with 82-04 Chevy S10. Only fits models with 4.8L, 5.3L, 5.7L, 6.0L, 6.2L LS-V8 engine swaps.

Wire conductor, wire length, and diameter help provide maximum spark delivery and protection
Spark plug distributor boot shape and materials provide proper fit, installation, and water-tight seal
Terminal design improves spark plug retention and assists installation with excellent corrosion resistance
Insulator employs high dielectric materials
Coil retainer prevents fretting and micro-arcing

Head Flange Thickness: 7/16″ / Primary Tube Size: 1.75″
Outlet Size: 2.5″ / Outlet Flange Thickness: 3/8″
Header Features 8-2 Light Weight Design. CNC Machine Flanges With Tig And Mig Welded Construction.
Compatible with 2002-2006 Chevy Avalanche 1500 5.3L (Except 2006 Chevy Silverado 1500 Base Standard Cab Pickup 2-Door 4.3L); 1999-2006 Chevy Silverado 1500 4.8L 5.3L (Except 2002 Chevy Silverado 1500 5.3L)
Compatible with 2000-2006 Chevy Suburban 1500 5.3L; 2000-2006 Chevy Tahoe 4.8L 5.3L; 1999-2006 GMC Sierra 4.8L 5.3L; 2001-2006 GMC Yukon 4.8L 5.3L; 2000-2006 GMC Yukon XL 5.3L

The Best Value Upgrade Headlights: Super bright ,9500lm/6500lm high/low beam;Best beam pattern on the market: Uniform Light, no blind Area and dim spots;Very Sturdy:5.05 lb/pair; Modern Look,Plug&Play,IP67 wateproof
Perfect Beam Pattern: The best “Z-shaped” cut-off line better than any other led headlights, Super bright and Uniform Light, No Blind Area and dim spots, Never blind oncoming drivers, DOT SAE Approved(“DOT SAE MS-5798 HL P VOR 20 12V”could be search on nhtsa, other fake dot can’t be searched )
Stable illuminance: HWSTAR h6054 led headlight use the newest high quality OSRAM chips, Unique anti-aging circuit、more effective Heat dissipation design, ensure the illuminance will not attenuate, make it still as bright as the brand new after years
Fitment: HWSTAR 5×7 Led Headlights fit Any vechicles with 5×7 inch ( also known as 7×6 ) Square Headlights, Super cool upgrade for 86-95 Jeep Wrangler yj, 79-01 Cherokee XJ, Ford E-series F-series, C4 Corvette, GMC Savana, Dodge w250 etc (Tips: pls consult us if you not sure whether it fit or not),a few old Japan brand cars need extra relay kit（Asin:B089M4DC45)
Lifetime and 100% satisfaction Guaranteed – Any product issues, feel free to contact HWSTAR via amazon message center, Notes: Login your amazon account > choose “Your orders” > find the order ID > click “Contact seller