GlassPak Muffler Upgrade

Upgrade your exhaust system with GlassPak mufflers for a loud, sharp, and unmistakably aggressive exhaust note. This option is designed for customers who want maximum sound with minimal restriction, delivering the raw tone commonly associated with vintage muscle cars, hot rods, and period-correct performance builds.

GlassPaks offer a straight-through design that prioritizes sound and flow over noise reduction.

What This Upgrade Delivers

• Very loud and aggressive exhaust tone

• Sharp, raspy sound under throttle with minimal muffling

• Straight-through design for unrestricted exhaust flow

• Aluminized steel construction for durability and long service life

• Direct-fit integration with your Classic Exhaust Systems kit

Important Notice

• Selecting this upgrade replaces the standard mufflers in your kit

• Your order will include only the GlassPak muffler(s) installed in the system

• This option is not recommended for customers seeking a quiet or refined exhaust

Why Choose GlassPak Mufflers?

GlassPak mufflers use a straight-through, fiberglass-packed core that delivers maximum volume and a raw, old-school sound. There is little to no sound attenuation, making this the right choice for those who want their car to be heard well before it’s seen.

Compatibility

• Available only when purchasing a full exhaust system

• Installed during fabrication for a seamless, ready-to-install setup

Choose GlassPak mufflers if you want loud, unapologetic sound and a true vintage performance exhaust experience.