40 Series Original Muffler 2.25" Offset In, Center Out FLO42441 Product:Default Title 4-Bolt Main Hex Headfits SB

4-Bolt Main Hex Headfits SB Chev With Large Journal

the more power available to you

855" ID outer

000" @ 178 lbs Coil Bind:

470" OD x 4

40 Series Original Muffler 2.25" Offset In, Center Out FLO42441 Product:Default Title 4-Bolt Main Hex Headfits SB40 Series Original Muffler 2. 25" Offset In, Center Out FLO42441 O42441 The Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Features: Excellent Street Strip and Off Road application Noticeable interior resonance Aggressive Sound Exterior Exhaust Tone