Buick GS 455 Exhaust Parts

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:

• Meets or exceeds all original equipment specifications
• Application specific design to ensure a perfect fit
• Engineered for the sealing repair environment
• Unsurpassed quality you can trust
• Validated for fit, form, and function
• Contains all gaskets and seals to remove and replace exhaust manifold
• Contains all gaskets and seals to remove and replace exhaust manifold

The MagnaFlow Street Series Crossmember-Back Performance Exhaust System 15894 brings enhanced engine sound and dyno-proven performance to your muscle car with a healthy helping of our deep, resonant signature exhaust note at Moderate exterior and Mild interior sound levels. Thanks to its durable, corrosion resistant stainless steel design, this exhaust system will handle whatever tarmac you decide to leave your mark on. This performance exhaust kit features a crossmember-back layout designed to replace your exhaust system from the crossmember on back. With its fast-flowing, mandrel bent 2.5in. main piping and 2 Straight-Through mufflers ending in a Multiple Exit Options exit with 2.75in. Polished Weld-On Single Wall Turndown Cut Edge tips, your muscle car will be sounding as awesome as it looks. Extensive 3D scanning during development has resulted in a direct-fit design that you can easily install yourself. 15894 is produced using CNC precision robotic manufacturing techniques and is backed by MagnaFlow’s limited construction warranty.

Product Features:

• Durable corrosion-resistant stainless steel construction
• CNC precision robotic manufacturing techniques
• Dyno-proven performance

Product Features:

• Mandrel bent 304SS construction provides enhanced performance and appearance characteristics
• Connects Hooker LS cast iron manifolds to Hooker 2.5″ A-body exhaust systems
• O2 bungs included in each adapter tube are indexed for reliable wide-band sensor operation
• Compatible with all GM automatic transmissions
• Compatible with 4th-gen F-body T56 and T56 Magnum transmissions
• Includes OE quality clamps; requires no cutting or welding to install

Vibe Lock Header Bolt Kit

Vibe-Lock Bolt

Prebent pipe kits. Flowmaster’s 16 gauge mandrel bent pipe kits are designed to fit perfectly onto your vehicle with all the quality and performance that you would expect from Flowmaster.

Product Features:

• Show Quality Chrome Platinum
• Durable Black Finish
• Can Be Welded Or Clamped
• Complete The System
• Glass-Packed Resonators

Flowmaster’s Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a powerful rich tone and is the most aggressive, deepest sounding, highest performing four-inch case street muffler we’ve ever built! Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.

Product Features:

• Intended for GM LS engine swap applications where durability and leak-free sealing is desired at a budget-oriented price
• Nickel plated steel mating flanges included (mating flange fasteners are not included)
• 2.25 inch outlet diameter offers improved flow for maximum performance from a cast iron exhaust manifold
• 2 bolt exit flange configuration matches the E-rod exhaust manifolds for a factory like fitment. This allows the use of factory gaskets and fasteners if desired, for an OE quality seal and fitment to emissions devices
• Cast from Hi-Silicon-Moly Ductile Iron to provide durability and corrosion resistance
• Tight tuck design provides universal fit for most popular chassis and a clean traditional muscle car appearance
• Available in plain as-cast finish or with black or silver ceramic coatings for reduced engine compartment temps and improved corrosion resistance

Hooker has a complete line of engine swap headers, front frame mounts and transmission mounts for popular engine swaps. Available for Chevy, Chrysler and Ford small block and big block engines. Hooker swap headers and mounts are designed to provide an exact fit when used together. Hooker swap headers add the extra horsepower and torque the serious enthusiast demands. Hooker Headers are the best single improvement you can make.

Product Features:

• Long Tube Lengths
• Long Transition Collectors
• Monstrous Low-Mid Range Torque
• Keep Top End Horsepower
• Provides Finest Fit
• Most Durable Design Available

Product Features:

• 2.5 inch outlet diameter offers improved flow for maximum performance from a cast exhaust manifold
• Tight tuck design provides universal fit for most popular chassis and a clean traditional muscle car appearance
• Intended for GM LS engine swap applications where durability, quiet operation, and leak-free sealing is desired
• Polished finish, but also available in natural cast finish for a factory appearance
• Nickel plated steel mating flanges, MLS mating flange gaskets, and mating flange hardware included
• Stainless Steel construction to provide unmatched durability and corrosion resistance
• Perfect complement to Hooker engine swap mount plates and Holley engine swap oil pans

Product Features:

• Intended for GM LS engine swap applications where durability, quiet operation, and leak-free sealing is desired
• Black ceramic coating for reduced engine compartment temps and improved corrosion resistance
• Nickel plated steel mating flanges, MLS mating flange gaskets, and mating flange hardware included
• Cast from Hi-Silicon-Moly Ductile Iron to provide durability and corrosion resistance
• 2.5 inch outlet diameter offers improved flow for maximum performance from a cast iron exhaust manifold
• Tight tuck design provides universal fit for most popular chassis and a clean traditional muscle car appearance
• Perfect complement to Hooker engine swap mount plates and Holley engine swap oil pans

Product Features:

• 2.5-inch outlet diameter offers improved flow for maximum performance from a cast exhaust manifold
• Tight tuck design provides universal fit for most popular chassis and a clean traditional muscle car appearance
• Intended for GM LS engine swap applications where durability, quiet operation, and leak-free sealing is desired
• Plain as-cast finish for a factory appearance. Also available in polished.
• Nickel plated steel mating flanges, MLS mating flange gaskets, and mating flange hardware included
• Stainless Steel construction to provide unmatched durability and corrosion resistance
• Perfect complement to Hooker engine swap mount plates and Holley engine swap oil pans

Product Features:

• 304SS construction- provides long-term corrosion resistant protection of components
• Includes 3″ merge-style collectors and velocity spears
• Compatible with factory A/C evaporator case and stock GM LS engine spark plug wires
• Bolt-in compatible with both sets of Hooker 1968-72 A-body specific engine brackets
• Does not require relocation of brake system proportioning valve
• Compatible with all GM automatic and Tremec T56/T56 Magnum transmissions
• O2 bung locations optimized for wide-band O2 sensor operation/reliability
• Easy installation- includes all necessary hardware
• Manufacturer’s Limited Warranty

Product Features:

• Intended for GM LS engine swap applications where durability and leak-free sealing is desired at a budget-oriented price
• Nickel plated steel mating flanges included (mating flange fasteners are not included)
• 2.25 inch outlet diameter offers improved flow for maximum performance from a cast iron exhaust manifold
• 2 bolt exit flange configuration matches the E-rod exhaust manifolds for a factory like fitment. This allows the use of factory gaskets and fasteners if desired, for an original quality seal and fitment
• Cast from Hi-Silicon-Moly Ductile Iron to provide durability and corrosion resistance
• Tight tuck design provides universal fit for most popular chassis and a clean traditional muscle car appearance
• Available in plain as-cast finish or with black or silver ceramic coatings for reduced engine compartment temps and improved corrosion resistance

Product Features:

• Intended for GM LS engine swap applications where durability and leak-free sealing is desired at a budget-oriented price
• Nickel plated steel mating flanges included (mating flange fasteners are not included)
• 2.25 inch outlet diameter offers improved flow for maximum performance from a cast iron exhaust manifold
• 2 bolt exit flange configuration matches the E-rod exhaust manifolds for a factory like fitment. This allows the use of factory gaskets and fasteners if desired, for an OE quality seal and fitment to emissions devices
• Cast from Hi-Silicon-Moly Ductile Iron to provide durability and corrosion resistance
• Tight tuck design provides universal fit for most popular chassis and a clean traditional muscle car appearance
• Available in plain as-cast finish or with black or silver ceramic coatings for reduced engine compartment temps and improved corrosion resistance

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