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Exhaust› Headers, Manifolds and Components

Flowtech

Ls Turbo Headers-Polished LS Turbo Headers (Up And Forward) 1-7/8 Inch 304SS Gm 4.8/5.3/6.0L V8 Polished Finish FlowTech

$449.95 $373.95 Save $76.00

SKU: F00M 11540FLT

Out of Stock
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

Constructed from heavy-duty, 16-gauge 304 stainless steel, these headers feature 1 7/8-inch primary tube diameters and a 3-inch collector. They are polished for a sleek appearance and utilize a V-band collector attachment.
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Part #: 11540FLT

Flowtech Headers are the perfect combination of quality and value. These "4 to 1" LS Turbo headers available in 1-3/4" and 1-7/8" tube diameters are an ideal design creating a compact package allowing a variety of configurations (Up and Forward, Down and Forward, or Down and Back) to be used as a universal fit Turbo header.

Features:

  • CNC Mandrel-bent tubes provide consistent tubing diameters for smooth flow and increases the cylinder scavenging effect and improves engine breathing
  • Mandrel Bent Tubes Provide Smooth Flow
  • Heavy duty 16-gauge 304SS (Polished Finish Only) and 409SS (Natural, Black Painted, and Ceramic Coated finishes) tubing for increased strength and durability
  • Heavy Duty 16 Gauge Tubing For Increased Strength/Durability
  • 1-3/4" and 1-7/8" tubing diameters available for increased exhaust flow increasing performance and improved throttle response
  • Increased Performance
  • 3" collector for maximum strength and exhaust flow
  • Improves Throttle Response
  • 7/16" thick header flange for a leak-free seal and maximum strength
  • Thick Header Flange For Leak Free Seal
  • Premium aluminum header gaskets included
  • Premium Hardware/Gaskets
  • 3" V-Band Flanges and Clamps are included
  • V-Band Flanges/Clamps Included
  • Available in a total of four finishes (Natural, Black Painted, Ceramic Coated, and Polished)

LS Turbo Headers | Up And Forward | 1.875 in. Primary Tubes | w/3 in. Collector | 304 Stainless Steel | Incl. Gaskets | Polished Finish | For Use w/4.8/5.3/6.0L LS Engines w/Turbos

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandFlowtech
Part NumberF00M 11540FLT

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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