• Buick
• Chevrolet
• GMC
• Oldsmobile
• Pontiac

JEGS 555-30541 Header-Back Dual Exhaust Kit Features:

• Fits Select 1964-1972 GM A-Body Models
• Utilizes offset inlet/offset outlet (opposite) mufflers with a 13-14 in. body length, available separately
• 2 1/2 in.O.D. (outside diameter) pipe size for most street and mile race applications
• Includes pipes, clamps, hangers, and flanges to make installation easy

JEGS 555-30541 Header-Back Dual Exhaust Kit Notes:

• Due to variations in ride height and suspension setup, some cutting and welding may be required
• Requires Offset In/Offset Out, 13-14 in. Length Muffler Not Included.

JEGS 555-30541 Header-Back Dual Exhaust Kit Applications:

• 1965-1972 Buick Skylark/GS
• 1964-1972 Chevrolet Chevelle/Malibu/El Camino
• 1970-1972 Chevrolet Monte Carlo
• 1971-1972 GMC Sprint
• 1965-1972 Oldsmobile Cutlass/442/F85
• 1966-1972 Pontiac LeMans/Tempest/GTO
• 1969-1972 Pontiac Grand Prix

Do you lose horsepower with dual exhaust?

• No, dual exhaust typically enhances horsepower by improving exhaust flow.

How much does dual exhaust increase horsepower?

• Dual exhaust can provide a noticeable power boost, but the exact increase varies.

What does adding dual exhaust do?

• Adding dual exhaust enhances engine performance by optimizing exhaust gas removal.

What is considered a true dual exhaust?

• A true dual exhaust system has separate pipes for each exhaust bank, maximizing efficiency.

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART