Buick GS 400 Performance Exhaust Products

This two chamber design incorporates Flowmaster’s patented Delta Flow technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over Original 40 series. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.

Side mount header bracket. Made from heavy gauge chrome plated steel, these brackets are used to mount the alternator on small block Chevy applications.

Product Features:

• Heavy gauge
• Chrome plated steel

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.

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 lifetime construction warranty.

Product Features:

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

Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:

• Performance exhaust header gasket consisting of a high-density fiber facing material attached to both sides of a perforated steel core.
• Resists blowout and burnout from high-temperature exhaust and is far stronger than basic paper gaskets.
• Anti-stick coating permits motion without damaging the gasket and makes it easier to remove the gasket for future engine service.
• Slotted bolt holes allow for easier header installation.
• Not intended for use in emission controlled vehicles.

Mr. Gasket has three types of exhaust gaskets–standard, Ultra Seal, and Copperseal. Use the standard for a stock rebuild and the Ultra or Copperseal for extra blowout protection.

Product Features:

• Designed to provide excellent sealing and durability
• Large fiber gasket material
• Heat resistant
• Reusable
• Precision die cut for excellent fit
• Limited warranty