Description

Muffler – Original 40 – 2.5 in Offset Inlet – 2.5 in Offset Outlet – 13 x 9.75 x 4 in Oval Body – 19 in Long – Steel – Black Paint – Universal – Each

Why Choose Us?



Frequently Asked Questions​

As an Authorized Automotive Retailer in the United States, we take pride in guaranteeing 100% authentic products from all brands available on our website. With partnerships spanning 1,000+ brands and a network of 20+ distributor warehouses nationwide, we maintain millions of auto parts in inventory across the USA, ensuring quick shipping and reliable service to our customers. When you shop with us, you're investing in quality and trust.
We believe we have the fastest backorder system in the U.S. auto parts industry, thanks to our strong partnerships with brands and vendors. Nearly all backordered auto parts are shipped directly by the vendors without any additional delays, or they are placed as special orders on the same day. In most cases, backordered parts are delivered within 5-10 days.
We offer unbeatable prices and the best shipping rates on auto parts, with exclusive protection and insurance included to safeguard your order from damage or loss. Enjoy convenient door-to-door delivery, real-time tracking, and our 100% satisfaction guarantee for a smooth, worry-free experience.
Our standard shipping typically takes 1-3 business days. We will provide estimated shipping time for each product. While we aim to deliver as quickly as possible, this timeframe ensures all orders are processed, prepared, and dispatched with care. If the products are not ready for shipping in 72 hours, we will refund you 100%
Absolutely. Once your order is dispatched, you’ll receive an email with tracking details, so you can follow your shipment every step of the way. Every step of shipping process will be sent through email notifications or using tracking page.
Every product page includes a stock level indicator to show what’s available. We always update the inventory 24/24. We’ll be happy to check availability and provide updates on new stock arrivals if you need a help.
We’re sorry to hear that your order wasn’t delivered in perfect condition. Please email us with your order number, a description of the issue, and photographs of the damaged item. Once we receive this information, we’ll arrange for a replacement or refund and handle the return process.
You can return items within 30 days of receipt. Ensure the product is new in its original packaging and securely wrapped for safe transit. Once we receive the item in sellable condition, we’ll issue a full refund for the product value. Contact us for the return address and further instructions.

About FLOWMASTER

Flowmaster started out over 30 years ago, developing mufflers and exhaust systems for race cars to reduce noise without impacting power output. Today, Flowmaster has become one of the most respected names in the automotive aftermarket. With a full line of exhaust systems and components available for a huge selection of vehicles, they are known for systems that deliver an aggressive sound and noticeable power increases over stock.

Reviews

There are no reviews yet.

Be the first to review “FLOWMASTER 40 Series Performance Muffler 42543”

Your email address will not be published. Required fields are marked *

Recently viewed products

  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PERMATEX Cold Weld Bond Kit 14600

    SKU: PEX14600
    Product information
    • Weight0.17 lbs
    • Dimensions7.85 × 3.85 × 0.8 in
    • Product Line

      Cold Weld

    • Quantity

      Kit

    • Container

      Tube

    • Volume

      2 oz

    • Intended Application

      Multi-Purpose

    Details...
    Original price was: $6.59.Current price is: $5.99.Add to cart
    Original price was: $6.59.Current price is: $5.99.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MOOG Control Arm RK641643

    SKU: MOGRK641643
    Product information
    • Weight6.95 lbs
    • Dimensions19.9 × 6.6 × 5.1 in
    • Bushing Material

      Rubber

    • Quantity

      Each

    • Variant

      Yes

    • Application Specific

      Yes

    • Material

      Steel

    Details...
    Original price was: $72.66.Current price is: $66.05.Add to cart
    Original price was: $72.66.Current price is: $66.05.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    SCHOENFELD Crossover Headers 1-5/8 135

    SKU: SCH135
    Product information
    • Weight28.5 lbs
    • Dimensions37 × 20.7 × 10 in
    • Length

      Full

    • Style

      Crossover

    • Crossover Style

      Yes

    • Primary Diameter

      1.625 in

    • Collector Diameter

      3 in

    Details...
    Original price was: $365.82.Current price is: $332.56.Add to cart
    Original price was: $365.82.Current price is: $332.56.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    LOKAR LS1 Throttle Cable Bracket TCB-40LS14

    SKU: LOKTCB-40LS14
    Product information
    • Weight0.235 lbs
    • Dimensions7.65 × 5.85 × 1.35 in
    • Quantity

      Each

    • Mounting Location

      Intake Manifold

    • Mounting Style

      Bolt on

    • Material

      Aluminum

    • Color

      Natural

    Details...
    Original price was: $73.65.Current price is: $66.95.Add to cart
    Original price was: $73.65.Current price is: $66.95.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    JP PERFORMANCE BBC Billet Double Roller Timing Set JP5991T

    SKU: JPP5991T
    Product information
    • Weight3.66 lbs
    • Dimensions10.3 × 7 × 1.5 in
    • Chain Included

      Yes

    • Chain A Style

      Roller

    • Chain A Rows

      Double

    • Chain Length Shorter Than Oe

      Standard

    • Chain Link Quantity

      66.0

    Details...
    Original price was: $142.00.Current price is: $128.21.Add to cart
    Original price was: $142.00.Current price is: $128.21.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    ISKY CAMS SBC Solid Camshaft 201CC2

    SKU: ISK201CC2
    Product information
    • Weight8.6 lbs
    • Dimensions24.5 × 2.5 × 2.5 in
    • Product Line

      Hi-Rev Oval Track

    • Camshaft Lifter Style

      Mechanical Flat Tappet

    • Advertised Intake Duration

      290.0

    • Intake Duration At 0.050 In

      254.0

    • Advertised Exhaust Duration

      304.0

    Details...
    Original price was: $345.16.Current price is: $313.78.Add to cart
    Original price was: $345.16.Current price is: $313.78.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    IMPACT RACING JACKET PADDOCK MEDIUM BLACK 21110410

    SKU: IMP21110410
    Product information
    • Weight3.05 lbs
    • Dimensions14.2 × 11.6 × 3.9 in
    • Product Line

      Paddock

    • Material

      Fire Retardant Cotton

    • Color

      Black

    • Quantity

      Each

    • Variant

      Yes

    Details...
    Original price was: $241.44.Current price is: $219.49.Add to cart
    Original price was: $241.44.Current price is: $219.49.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    THERMO-TEC Header Paint (Alum.) 12002

    SKU: THE12002
    Product information
    • Weight1 lbs
    • Dimensions7.8 × 2.65 × 2.65 in
    • Quantity

      Each

    • Variant

      Yes

    • Finish

      Satin

    • Variant Group

      Paint24

    • Variant Column

      Base Color,Manufacturer Color Name

    Details...
    Original price was: $20.00.Current price is: $17.79.Add to cart
    Original price was: $20.00.Current price is: $17.79.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HOWE 81 Camaro Lower B824

    SKU: HOWB824
    Product information
    • Weight4.6 lbs
    • Dimensions37.8 × 16.5 × 11 in
    • Material

      Plastic

    • Color

      Black

    • Finish

      Natural

    • Quantity

      Each

    • Upper/Lower

      Lower

    Details...
    Original price was: $82.71.Current price is: $75.19.Add to cart
    Original price was: $82.71.Current price is: $75.19.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HOWE Dust Boot For 33658 33771

    SKU: HOW33771
    Product information
    • Weight0.05 lbs
    • Dimensions3.9 × 3.55 × 0.55 in
    • Outside Diameter

      3.154 in

    • Inside Diameter

      1.957 in

    • Material

      Rubber

    • Color

      Black

    • Finish

      Natural

    Details...
    Original price was: $6.02.Current price is: $5.47.Add to cart
    Original price was: $6.02.Current price is: $5.47.Add to wishlist

    67