Redline360 is an official SPOCOM Sponsor!

Flowmaster Muffler 40 Series (3.00" Offset In / 3.00" Offset Out) Delta Flow Chambered 943043
Flowmaster Muffler 40 Series (3.00" Offset In / 3.00" Offset Out) Delta Flow Chambered 943043
Flowmaster Muffler 40 Series (3.00" Offset In / 3.00" Offset Out) Delta Flow Chambered 943043

Flowmaster Muffler 40 Series (3.00" Offset In / 3.00" Offset Out) Delta Flow Chambered 943043

Regular price
Sold out

0 in stock - More on the way

Fitment Information

  • Universal - Requires welding and fabrication

Specs & Features

  • 40 Delta Flow®- 3.00" Offset In / 3.00" Offset Out - Aggressive Sound
  • No internal packing to blowout
  • Durable fully welded 16 gauge aluminized steel
  • Race proven Delta Flow technology
  • Excellent Street/Strip and Off Road application

DELTA FLOW® 40 SERIES MUFFLER BY FLOWMASTER

  • The quietest muffler option in our 40 Series two-chambered line
  • Reduced resonance over 40 series mufflers
  • Stainless Steel 409SS version backed by lifetime warranty
  • Features advanced two-chamber design & Delta Flow technology
  • Available in aluminized steel or 409S Stainless for harsh weather
  • Fully MIG-welded for maximum durability

    Product Description

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

      Redline360 is an authorized Flowmaster dealer and sells only genuine Flowmaster products.

              Flowmaster Brand Logo

              Prop 65 Warning WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.


              More in this category
              Flowmaster 40 Series Delta Flow Mufflers
              Flowmaster Mufflers
            • Exhaust
            • See all Flowmaster parts

              Reviews on this product


              Ordering from Redline360
              Redline360 is an Authorized Dealer so we only sell authentic and genuine parts and accessories.

              Order updates, tracking and info
              Our goal is your complete satisfaction. Upon ordering, you will receive an email confirmation of your order along with your invoice. You will be able to log into our website 24/7 to check on your order at any time. Your order is processed Monday through Friday from 8am to 6pm PST as soon as it is placed. Once your order ships, we will email you a tracking number so you can track your package.

              Protect your purchase
              Redline360 offers our customers piece of mind! We have partned with Extend to offer you Extend Product Protection and Extend Shipping Protection. Read about each protection that Extend offers to Redline360 customers!

              Multiple distribution points ready to serve you!
              We ship from multiple locations around the United States so you receive your part as quick as possible. Not every warehouse stocks all the same parts, so the closest warehouse to you that has the part in stock is where your order will ship from. We ship from California, Nevada, Indiana, Michigan, Florida, Texas and Pennsylvania.

              Secure Ordering
              We take security seriously! We are never exposed to your credit card information, and it's never stored. Credit card transactions go through the credit card processor directly. We also offer various other payment methods such as PayPal, Affirm Financing (Pay over time), Amazon Pay, Apple Pay and more!

              Any non CARB compliant items can not ship California. We will notify you if we have to cancel your order.

              Some products may be subject to local rules, laws and regulations in certain areas. Always check your local laws to determine legal restrictions. We are not responsible if you buy a product that is not legal in your area.

              For items that have free shipping, free shipping only applies to the lower 48 states.

              Questions? Contact us.

              Actual item may vary from picture