Throtl Throwdown - May 2, 2026 Get Tickets! >

Find Mufflers for your Challenger

Flowmaster 40 Series Delta Flow Offset/Dual Out Oval Muffler; 3-Inch Inlet/2.50-Inch Outlet (Universal; Some Adaptation May Be Required)

Item CH42520
Sale
On Sale

$131.35 Was $131.35

Military, Medical & First Responders $6.57 Available in AM Cash Rewards.
Confirm Eligibility

Choose options to add to cart.
    Create a list
    Add to New List

    Saved - View your saved items

    We're sorry. We couldn't save this product at this time.

    or use

    Shop Owners Save More! Sign up for our dealer program

      Product Information

      Description, Q&A, Specs & Installation

      Features & Specs

      Description

      Flowmaster Delta Flow® Two-Chamber Muffler

      This two-chamber design incorporates Flowmaster's Delta Flow® technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Enjoy a milder exterior tone and reduced interior resonance compared to the standard 40 series. Constructed of 16-gauge aluminized steel and fully MIG welded for maximum durability.

      • Durable, fully welded 16-gauge aluminized steel
      • Excellent for street/strip and off-road applications
      • No internal packing to blow out
      • Race-proven Delta Flow® technology

      Flowmaster 9430412

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      4.7

      Reviews of Flowmaster Exhaust Products (500+)

      Questions & Answers

      No questions about this product yet. Ask the First Question