Mufflers for 1967–1972 GM Trucks
Dial in the perfect exhaust tone for your classic GM truck with mufflers built for 67-72 C10 and K10 applications. Whether you want a deep chambered rumble, a smooth turbo tone, or a straight-through roar, we have the right muffler to match your build and your style.
- Chambered, turbo, and straight-through mufflers for 67-72 GM trucks
- Multiple inlet and outlet configurations available
- Stainless steel and aluminized steel options
- Correct sizing for SBC, BBC, and LS exhaust systems
Get the sound your build deserves — find the right muffler for your classic GM truck today.
208
products found
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Vendor
Super 10 Series Muffler 3.00in IN (C) / OUT (C)
The Flowmaster Super 10 Series Muffler is a high-performance exhaust...
$99.95
$91.95
Vendor
Super 44 Series Muffler
The Flowmaster Super 44 Series Muffler is engineered for performance,...
$138.95
Vendor
40 Series Delta Flow Muffler
The Flowmaster 40 Series Delta Flow Muffler features a 2.5-inch...
$136.95
Vendor
40 Series Delta Flow Muffler
The Flowmaster 40 Series Delta Flow Muffler is designed with...
$151.95
Vendor
50 Series S/S Delta Flow Muffler
The Flowmaster 50 Series S/S Delta Flow Muffler features a...
$190.95
Vendor
Super 40 Series Muffler
The Flowmaster Super 40 Series Muffler features a 2.5-inch center...
$151.95
Vendor
Super 40 Series Muffler
The Flowmaster Super 40 Series Muffler features a 2.5-inch offset...
$154.95
Vendor
Super 40 Series Muffler 3.50in In/Out Offset
The Flowmaster Super 40 Series Muffler features a 3.5-inch offset...
$176.95
Vendor
Super 44 Series Muffler
The Flowmaster Super 44 Series Muffler features a 2.5-inch offset...
$137.95
$125.95
Vendor
50 Series Delta Flow Muffler
The Flowmaster 50 Series Delta Flow Muffler features a 2.5-inch...
$158.95
Vendor
Super 40 Series Muffler
The Flowmaster Super 40 Series Muffler features dual 2.5-inch inlets...
$158.95
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