40 Series™ Muffler; 2.5 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel;
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 409S stainless steel and fully MIG welded for maximum durability.
  • 410 Stainless Steel
  • Limited Lifetime Warranty
  • Aggressive And Powerful Exterior Exhaust Tone
  • Notable Interior Resonance
  • Excellent Street/Strip And Off Road Application
  • No Internal Packing To Blowout
  • The Original Two Chamber Design
  • Premium Flowmaster Quality

Application Summary:

Year Make/Model
1973-1974 Chevrolet Blazer
1975-1980 Chevrolet C10
1988-1993 Chevrolet C1500
1975-1980 Chevrolet C20
1988-1993 Chevrolet C2500
1975-1980 Chevrolet C30
1964-1970 Chevrolet Chevelle
1975-1980 Chevrolet K10
1988-1993 Chevrolet K1500
1975-1980 Chevrolet K20
1988-1993 Chevrolet K2500
1977-1980 Chevrolet K30
1975-1981 Chevrolet K5 Blazer
1997-2010 Dodge Dakota
1997-2002 Ford Expedition
1997-2008 Ford F-150
2004 Ford F-150 Heritage
2005-2008 Ford Mustang
2010 Ford Mustang
1973-1981 GMC Jimmy
1998-2002 Lincoln Navigator

Additional Information:

Fast Efficient Shipping

Through our distribution network Deliveries can be as fast as Next Day Delivery.
Delivery times vary by destination, tracking information is provided with every purchase.

Get it Installed

JB's Power Centre offers on-site professional installation services in Calgary and Edmonton, AB.
We have on staff licensed Mechanical Technicians as well as MECP Certified 12-Volt Technicians.

* Extend your products Manufacturer Warranty

All products include a manufacturer warranty, but you can extend this warranty with
JB's Purchase Protection Plan
*Available on select products.