Flowmaster 40 Series Delta Force Race Muffler man The Pro DRY S non-oiled

The Pro DRY S non-oiled synthetic air filter requires no oils for cleaning for maximum convenience

0L Duramax intake kit can be installed by connecting directly to the stock intake tube

Replacement Filters For your S&B Cold Air Intake are available with cotton (Cleanable) or dry (Extendable) filter media

With the stock Manifolds considered a maintenance item due to corrosion and leaking

Measured Flow: 640 CFM @ 7" H2O

Flowmaster 40 Series Delta Force Race Muffler man The Pro DRY S non-oiledThe Delta Force 40 series race mufflers utilize Flowmaster's Delta Flow technology and feature excellent power characteristics with good sound reduction qualities. Recommended for all racing applications where mufflers are required with a substantial decibel reduction over open headers.