1 2

Flowtech Exhaust

Flowtech Exhaust HO-FL11537FLT Holley GM Ls Series Stainless Steel Turbo Headers - Natural Finish 1-7/8 Primary

Flowtech Exhaust HO-FL11537FLT Holley GM Ls Series Stainless Steel Turbo Headers - Natural Finish 1-7/8 Primary

HO-FL11537FLT
$606.45 AUD
$606.45 AUD
Sale Sold out
Tax included. Shipping calculated at checkout.

Flowtech LS turbo headers improve smooth-flow engine breathing and increase cylinder scavenging effect by providing consistent tubing diameters.

Constructed of heavy-duty, 16-gauge stainless steel, they're available in natural, black painted, and ceramic coated finishes. These headers offer 1 3/4 and 1 7/8 in. tubing diameters for increased exhaust flow, increased performance, and improved throttle response. A 3 in. collector provides additional strength and durability.



  • Header Style: Up and forward
  • Header Material: Stainless steel
  • Header Finish: Natural
  • Weld-Up: No
  • Primary Tube Diameter (in): 1 7/8 in.
  • Flange Style: Standard
  • Collector Attachment: V-band
  • Collector Diameter: 3.000 in.
  • Collector Reducers Included: No
  • Cylinder Head Port Shape: Round
  • Tuned: No
  • Primary Tube Gauge: 16-gauge
  • Flange Thickness (in): 7/16 in.
  • Bolts/Studs Included: No
  • Gaskets Included: Yes
  • Crossover Pipe Included: No
  • Catalytic Converter(s) Included: No
  • Motor Mounts Included: No
  • Transmission Mount Included: No
  • Quantity: Sold as a pair.
  • Notes: Includes 3.000 in. V-band clamps.

Manufacturer Part Number:

View full details

Why shop with Engine Master?

  • Quality Brands

    We only sell quality genuine products - with brand names you can trust, you know that you are getting the best products for your build complete with limited manufacturers warranty

  • Fast & Efficent

    We use a number of great couriers to get your parcel to you ASAP! In a rush? Give us a call and ask about an 'expedited order' or enquire on current ETAs!

  • Zero Regret - Hassle Free Returns

    We accept returns for up to 30 days, our returns are hassle free when following our return guidelines and policies and most items can even come back on our capped price Australia Post returns, making it a cost effective process to send your item back if it's not quite right.

  • Experienced Team

    Our team are all passionate about the Automotive Industry and involved with lots of avenues of Motorsports. We have mechanics, engine builders and die-hard enthusiasts here to answer your questions or give you expert advice for your ride - just give us a call!

1 4

Found a better deal elsewhere?

We try to keep our pricing competitive for all our customers - if you have found a better deal elsewhere, send us an email here and we will do our best to match offers.
(Ensure you include the part number and a link to the competitors price!)