Description

Headers – LS Turbo Headers – 1.75 in Primary – 3 in Collector – Up and Forward – Gaskets Included – Stainless – Polished – GM LS-Series – Universal – Pair

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 FLOWTECH

A division of Holley, Flowtech focuses on high-performance exhaust components. Their easy-to-install products range from headers and manifolds to mufflers to complete systems, all designed to give performance and audible gains all at a very affordable cost.

Reviews

There are no reviews yet.

Be the first to review “FLOWTECH LS 304ss Turbo Headers Up & Forward Style 11539FLT”

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

    PEM Premium Quick Change Gears 65002

    SKU: PEM65002
    Product information
    • Weight4.55 lbs
    • Dimensions8.3 × 5 × 1.6 in
    • Product Line

      Premium

    • Spline

      10

    • Set Number

      2

    • Gear 1 Tooth Count

      27

    • Gear 2 Tooth Count

      28

    Details...
    Original price was: $176.21.Current price is: $160.19.Add to cart
    Original price was: $176.21.Current price is: $160.19.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    QUICKCAR RACING PRODUCTS Toggle Switch Single Pole 50-500

    SKU: QRP50-500
    Product information
    • Weight0.085 lbs
    • Dimensions4.5 × 3.45 × 0.75 in
    • Quantity

      Each

    • Intended Application

      Universal

    • Activation Method

      Toggle

    • On/Off/Momentary

      On/Off

    • Terminal Style

      Screw

    Details...
    Original price was: $11.94.Current price is: $9.95.Add to cart
    Original price was: $11.94.Current price is: $9.95.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    RANCHO Steering Stabilizer Brkt RS5542

    SKU: RAN5542
    Product information
    Details...
    Original price was: $85.88.Current price is: $74.68.Add to cart
    Original price was: $85.88.Current price is: $74.68.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MOROSO Spark Plug 90 Boot Set 72070

    SKU: MOR72070
    Product information
    • Weight0.39 lbs
    • Dimensions9.35 × 7.05 × 1.25 in
    • Angle

      90 degree

    • Material

      Silicone

    • Color

      Black

    • Finish

      Natural

    • Quantity

      Set of 8

    Details...
    Original price was: $36.79.Current price is: $31.99.Add to cart
    Original price was: $36.79.Current price is: $31.99.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MILODON SBF Timing Pointer – 302-351W 10 O’Clock 65780

    SKU: MIL65780
    Product information
    • Weight0.5 lbs
    • Dimensions9.8 × 5.85 × 1.7 in
    • Quantity

      Each

    • Variant

      Yes

    • Style

      Pointer

    • Adjustable

      Yes

    • Hardware Included

      Yes

    Details...
    Original price was: $90.79.Current price is: $78.95.Add to cart
    Original price was: $90.79.Current price is: $78.95.
    Quantity Only 9 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    RACEQUIP Black Jacket Multi Layer Small 121002RQP

    SKU: RQP121002
    Product information
    • Weight2.95 lbs
    • Dimensions16.25 × 12.2 × 3.9 in
    • Product Line

      120 Series

    • Size

      Small

    • Sfi Rating

      3.2A/5

    • Layers

      2 Layer

    • Stripe

      Yes

    Details...
    Original price was: $158.00.Current price is: $142.95.Add to cart
    Original price was: $158.00.Current price is: $142.95.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    Ti22 PERFORMANCE 1310 Replacement U-Joint for 4735 TIP4737

    SKU: TIP4737
    Product information
    • Weight1.145 lbs
    • Dimensions4.05 × 3.75 × 1.55 in
    • Material

      Steel

    • Color

      Natural

    • Finish

      Natural

    • Quantity

      Each

    • Solid / Greaseable

      Solid

    Details...
    Original price was: $49.19.Current price is: $40.99.Add to cart
    Original price was: $49.19.Current price is: $40.99.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    ZAMP Suit Single Layer Black Medium R010003M

    SKU: ZAMR010003M
    Product information
    • Weight2.28 lbs
    • Dimensions15.4 × 13.05 × 4.1 in
    • Product Line

      ZR 10

    • Quantity

      Each

    • Variant

      Yes

    • Variant Group

      Driving Suit83

    • Variant Column

      Size

    Details...
    Original price was: $142.60.Current price is: $129.64.Add to cart
    Original price was: $142.60.Current price is: $129.64.Add to wishlist
  • Add to wishlist
    Sale
    FLEX-A-LITE Electric Fan Controllerw /Relay Push-In Probe 121280
    Add to wishlist

    FLEX-A-LITE Electric Fan Controllerw /Relay Push-In Probe 121280

    SKU: FLE121280
    Product information
    • Weight0.87 lbs
    • Dimensions9.5 × 4.9 × 2.2 in
    • Quantity

      Kit

    • Adjustable

      Yes

    • Low Adjustment

      160 degree Fahrenheit

    • High Adjustment

      220 degree Fahrenheit

    • Adjustment Method

      Screw

    Details...
    Original price was: $51.32.Current price is: $46.65.Add to cart
    Original price was: $51.32.Current price is: $46.65.Add to wishlist
  • Add to wishlist
    Sale
    DIABLOSPORT Programmer - Trinity 2 Dodge Vehicles 9300
    Add to wishlist

    DIABLOSPORT Programmer – Trinity 2 Dodge Vehicles 9300

    SKU: DBL9300
    Product information
    • Weight1.51 lbs
    • Dimensions9.55 × 6.4 × 3.75 in
    • Product Line

      Trinity 2 EX

    • Quantity

      Each

    • Data Cable Included

      Yes

    • Color Screen

      Yes

    • Screen Length

      4 in

    Details...
    Original price was: $801.00.Current price is: $727.95.Add to cart
    Original price was: $801.00.Current price is: $727.95.
    Quantity Only 9 left in stock!
    -+
    Add to cart
    Add to wishlist

    75