Engines and Components› Cylinder Heads and Components

IAG Performance

1150 CNC Ported Drag Cylinder Head Package

$7,999.99

SKU: IAG-ENG-H115WL3

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Overview

The IAG Performance 1150 CNC Ported Drag Cylinder Head Package is designed for high-performance applications.

This package includes GSC S3 cams and Kelford lifters, aimed at enhancing engine output for drag racing.
Show original supplier description
The IAG Performance 1150 CNC Ported Drag Cylinder Head Package is engineered for Subaru enthusiasts seeking significant power gains in drag racing applications. Included within this package are GSC S3 camshafts and Kelford lifters, components chosen to complement the cylinder head's capabilities and further boost engine power output. These parts are integral to achieving the aggressive performance expected from a dedicated drag racing setup. This product is specifically designed for fitment on various Subaru models, including the 2002-2014 WRX, 2004-2021 STI, 2005-2009 Legacy GT, and 2004-2013 Forester XT. It is important to note that this package requires standalone engine management and may not be compatible with AVCS systems on certain 08-18 STI models.

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

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandIAG Performance
Part NumberIAG-ENG-H115WL3
CategoryEngines and Components
5,000+ Trusted brands
1M+ Enthusiasts
5M+ Parts sold
(760) 282-4645 hello@motormia.co

Buy with Confidence

Returns & Fitment

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.

View Full Return Policy

Shipping

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.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

View Full Shipping Policy