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

    SKYJACKER Hydro Shock w/ Red Boot H7059

    SKU: SKYH7059
    Product information
    • Weight6.365 lbs
    • Dimensions24.5 × 3.2 × 3.05 in
    • Product Line

      Hydro H7000 Series

    • Internal Design

      Twintube

    • Gas/Hydraulic

      Hydraulic

    • Compressed Length

      16.56 in

    • Extended Length

      28.75 in

    Details...
    Original price was: $58.00.Current price is: $51.87.Add to cart
    Original price was: $58.00.Current price is: $51.87.
    Quantity Only 8 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    INTERCOMP Air Pressure Gauge 150 PSI Digital 360049

    SKU: INT360049
    Product information
    • Weight3.78 lbs
    • Dimensions14.15 × 11.9 × 4.25 in
    • Quantity

      Each

    • Case Included

      Yes

    • Case Material

      Plastic

    • Case Color

      Black

    • Maximum Psi

      150 PSI

    Details...
    Original price was: $459.99.Current price is: $399.99.Add to cart
    Original price was: $459.99.Current price is: $399.99.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    VENTSHADE Ventvisor Low Pro 4pc 1774003

    SKU: VEN1774003
    Product information
    • Weight2.94 lbs
    • Dimensions46.88 × 11.88 × 1.88 in
    • Material

      Plastic

    • Color

      Black

    • Finish

      Natural

    • Quantity

      Kit

    • Product Line

      Low Profile Ventvisor

    Details...
    Original price was: $110.00.Current price is: $99.99.Add to cart
    Original price was: $110.00.Current price is: $99.99.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    VHT Flat Blue Hdr. Paint Flame Proof SP110

    SKU: VHTSP110
    Product information
    • Weight1.01 lbs
    • Dimensions7.85 × 2.65 × 2.65 in
    • Product Line

      FlameProof

    • Finish

      Flat

    • Quantity

      Each

    • Variant

      Yes

    • Paint Type

      Silicone Ceramic

    Details...
    Original price was: $15.60.Current price is: $14.18.Add to cart
    Original price was: $15.60.Current price is: $14.18.Add to wishlist
  • Add to wishlist
    Sale
    Placeholder
    Add to wishlist

    WEATHERTECH Door SillProtector ST026K1

    SKU: WEAST026K1
    Product information
    • Weight1.93 lbs
    • Dimensions27.25 × 7.25 × 3 in
    • Application Specific

      Yes

    • Material

      Plastic

    • Color

      Black

    • Finish

      Natural

    • Quantity

      Set of 4

    Details...
    Original price was: $82.00.Current price is: $73.95.Add to cart
    Original price was: $82.00.Current price is: $73.95.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HEDMAN Gen/Alt Bracket 20040

    SKU: HED20040
    Product information
    • Weight0.685 lbs
    • Dimensions6.4 × 4.6 × 4.4 in
    • Material

      Steel

    • Color

      Black

    • Finish

      Powder Coat

    • Quantity

      Each

    • Driver / Passenger Side Mount

      Driver Side

    Details...
    Original price was: $28.30.Current price is: $25.73.Add to cart
    Original price was: $28.30.Current price is: $25.73.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    G-FORCE Jacket GF125 Child Medium Red 4126CMDRD

    SKU: GFR4126CMDRD
    Product information
    • Weight1.25 lbs
    • Dimensions14 × 10.5 × 2.25 in
    • Product Line

      GF125

    • Size

      Youth Medium

    • Sfi Rating

      3.2A/1

    • Layers

      1 Layer

    • Material

      Fire Retardant Fabric

    Details...
    Original price was: $86.25.Current price is: $75.00.Add to cart
    Original price was: $86.25.Current price is: $75.00.Add to wishlist
  • Add to wishlist
    Sale
    FLOWTECH SBC Block Hugger Headers - Coated 31000FLT
    Add to wishlist

    FLOWTECH SBC Block Hugger Headers – Coated 31000FLT

    SKU: FLT31000
    Product information
    • Weight19.35 lbs
    • Dimensions23.8 × 12.5 × 10.7 in
    • Length

      Short

    • Flange Thickness

      0.3125 in

    • Primary Diameter

      1.625 in

    • Collector Diameter

      2.5 in

    • Collector Attachment Method

      3-Bolt Flange

    Details...
    Original price was: $408.00.Current price is: $370.41.Add to cart
    Original price was: $408.00.Current price is: $370.41.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    EAGLE BBC Rotating Assembly Kit - Competition 18022060
    Add to wishlist

    EAGLE BBC Rotating Assembly Kit – Competition 18022060

    SKU: EAG18022060
    Product information
    • Weight106.2 lbs
    • Dimensions30.3 × 20.6 × 12.3 in
    • Product Line

      Street and Strip

    • Cubic Inch

      496.0

    • Intended Balance

      Internal

    • Pistons Included

      Yes

    • Piston Manufacturer

      Mahle

    Details...
    Original price was: $1,873.34.Current price is: $1,703.04.Add to cart
    Original price was: $1,873.34.Current price is: $1,703.04.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    CARR LD Steps XP3 Black Pair 114871
    Add to wishlist

    CARR LD Steps XP3 Black Pair 114871

    SKU: CTA114871
    Product information
    • Weight8.63 lbs
    • Dimensions17 × 16.5 × 7 in
    • Product Line

      LD Steps

    • Application Specific

      Yes

    • Style

      Step Bar

    • Mounting Location

      Rocker Panel

    • Length

      15 in

    Details...
    Original price was: $257.39.Current price is: $233.99.Add to cart
    Original price was: $257.39.Current price is: $233.99.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist

    27