Flowmaster 12518409 Hushpower II 409 Muffler 2.5 Inch ID, 18 Inch Case
Universal Fit, 2.5" Inlet Diameter, 2.5" Outlet Diameter, 24.00" Overall Length, Black
- Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
These Hushpower II mufflers are made of durable T-409 stainless steel and are the perfect match for any street application up to 400 horsepower. Their Cool Shell technology gives you a great sound and also helps control heat transfer to your floor pan.
Measures 5-1/2" wide and 4" thick.
- T-409 Stainless Steel internals
- Redirects sound energy back into itself without losing flow
- Thermal barrier allows muffer to be placed closer to heat sensitive areas
Plain T-409 Stainless Steel
24" Overall length w/ 18" long case.
More Like This
Flowmaster 12512409 Hushpower II 409 Muffler 2.5 Inch ID, 12 Inch Case
Flowmaster 12518300 Hushpower II 304 Muffler 2.5 Inch ID, 18 Inch Case
Flowmaster 12418400 Hushpower II 409 Muffler 2.25 Inch ID 18 Inch Case
Flowmaster 12012409 HP-2 409 Muffler, 2 In Inlet/Outlet, 12 Inch Case
Flowmaster 12412409 Huspower II Muffler 2.25 Inch 12 Inch Case
Flowmaster 12018409 HP-2 409 Muffler, 2 In Inlet/Outlet, 18 In Case
Flowmaster 12412304 Hushpower II 304 Muffler 2.25 Inch ID 12 Inch Case
Flowmaster 12512300 Hushpower II 304 Muffler 2.5 Inch ID, 12 Inch Case
Flowmaster 12514310 dBX Muffler, 2.50 In/Out
Flowmaster 13016100 Hushpower Pro Series Race Muffler-3 Inch In/Outlet
Q & A
Pat shows that exhaust can make a difference on even your daily driver. Check out this video of Pat with the Hooker Muffler installed on his '03 Suburban.
Maintaining your headers is an important part of any hot rod. Pat gives some tips and demonstrates how well Purple Metal Polish works for keeping your headers looking great.
Our Tru-Ram Exhaust Manifolds are one of our most popular items. Tim provides more details about them and gives you a great look at them.