Description

Headers – LS Turbo Headers – 1.875 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.

International Shipping

Below are estimated rates and delivery times for popular destinations; full carrier options are available at checkout.

Our dedicated team has years of experience managing international logistics and customs documentation to ensure smooth delivery from our US warehouse to your door. Please review our shipping policy and local import regulations before ordering.

Loading international estimates...

Reviews

There are no reviews yet.

Be the first to review “FLOWTECH LS 304ss Turbo Headers Up & Forward Style 11540FLT”

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

    PERFORMANCE AUTOMATIC Street Smart Systems Volume 6.12 PAM100

    SKU: PAM100
    Product information
    Details...
    Original price was: $0.74.Current price is: $0.67.Add to cart
    Original price was: $0.74.Current price is: $0.67.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MACS CUSTOM TIE-DOWNS Double Stud Tie Down Ring w/Pear Shaped Ring 310004

    SKU: MTD310004
    Product information
    • Weight0.39 lbs
    • Dimensions4.05 × 3.95 × 1.2 in
    • Material

      Steel

    • Color

      Cadmium

    • Finish

      Plated

    • Quantity

      Each

    • Mounting Style

      Slide-In

    Details...
    Original price was: $13.74.Current price is: $11.95.Read more
    Original price was: $13.74.Current price is: $11.95.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    QA1 Spanner Wrench T114W

    SKU: QA1T114W
    Product information
    • Weight1.23 lbs
    • Dimensions12.3 × 5 × 0.55 in
    • Material

      Steel

    • Color

      Zinc

    • Finish

      Plated

    • Quantity

      Kit

    • Style

      Nut Wrench

    Details...
    Original price was: $30.75.Current price is: $27.95.Add to cart
    Original price was: $30.75.Current price is: $27.95.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MSD IGNITION Distributor Cap w/HEI Wire Retainer 8433

    SKU: MSD8433
    Product information
    • Weight0.84 lbs
    • Dimensions9 × 7.55 × 4.5 in
    • Terminal Style

      HEI

    • Internal / External Coil

      External Coil

    • Vented / Non-Vented

      Vented

    • Mounting Method

      Twist Lock

    • Wire Hold Down Included

      Yes

    Details...
    Original price was: $70.00.Current price is: $62.99.Add to cart
    Original price was: $70.00.Current price is: $62.99.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    RANCHO RS7MT Strut RS77836

    SKU: RAN77836
    Product information
    • Weight9.8 lbs
    • Dimensions28 × 6 × 5.5 in
    • Product Line

      RS7MT

    • Internal Design

      Monotube

    • Gas/Hydraulic

      Gas

    • Stroke Length

      4.37 in

    • Compressed Length

      17.17 in

    Details...
    Original price was: $165.59.Current price is: $143.99.Add to cart
    Original price was: $165.59.Current price is: $143.99.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    REESE 4 Flat Universal Mount 118149

    SKU: REE118149
    Product information
    • Weight0.235 lbs
    • Dimensions8.6 × 3.5 × 1.7 in
    • Product Line

      Tow Ready

    • Quantity

      Kit

    • Material

      Plastic

    • Color

      Black

    • Finish

      Natural

    Details...
    Original price was: $10.67.Current price is: $9.70.Add to cart
    Original price was: $10.67.Current price is: $9.70.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MOOG Ball Joint K8607T

    SKU: MOGK8607T
    Product information
    • Weight2.24 lbs
    • Dimensions6.4 × 5.25 × 4.85 in
    • Quantity

      Each

    • Greasable

      Yes

    • Hardware Included

      Yes

    • Mounting Style

      Press In

    • Upper/Lower

      Upper

    Details...
    Original price was: $51.15.Current price is: $46.50.Add to cart
    Original price was: $51.15.Current price is: $46.50.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    SEALED POWER Cast Piston H423DCP60

    SKU: SEAH423DCP60
    Product information
    • Weight13.66 lbs
    • Dimensions18.45 × 9.5 × 4.35 in
    • Product Line

      Speed-Pro

    • Bore

      4.060 in

    • Style

      Dish

    • Material Style

      Hypereutectic

    • Coated

      Skirt

    Details...
    Original price was: $178.08.Current price is: $161.89.Add to cart
    Original price was: $178.08.Current price is: $161.89.
    Quantity Only 7 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    Ti22 PERFORMANCE Sprocket/Chain Guide Disc Style TIP3860

    SKU: TIP3860
    Product information
    • Weight2.9 lbs
    • Dimensions12.3 × 12.2 × 2.9 in
    • Material

      Aluminum

    • Color

      Black

    • Finish

      Anodized

    • Quantity

      Kit

    • Type

      Disc

    Details...
    Original price was: $139.19.Current price is: $115.99.Add to cart
    Original price was: $139.19.Current price is: $115.99.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HURST B-1 Boot/Plate 1147336

    SKU: HUR114-7336
    Product information
    • Weight0.45 lbs
    • Dimensions10.3 × 7.1 × 1.75 in
    • Product Line

      B1

    • Quantity

      Each

    • Hardware Included

      Yes

    • Mounting Location

      Floor

    • Mount Type

      Bolt-On

    Details...
    Original price was: $55.00.Current price is: $49.95.Add to cart
    Original price was: $55.00.Current price is: $49.95.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist

    15