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Xmas Gift Idea Iag 600 Street Aw20 Cylinder Heads Package (no Cams Towers Lifters Or Rockers) For 2015-21 Wrx Holiday Cheer Edition [sr5nyO21]

$123.99 $396.99 -69%

IAG 600 Street AW20 Cylinder Heads PackageIntroducing the IAG 600 Street AW20 Cylinder Heads Package, the perfect solution for your 2015-21 Subaru WRX. Designed as an entry-level replacement for stock OEM heads, this package offers unparalleled perfo

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IAG 600 Street AW20 Cylinder Heads Package

Introducing the IAG 600 Street AW20 Cylinder Heads Package, the perfect solution for your 2015-21 Subaru WRX. Designed as an entry-level replacement for stock OEM heads, this package offers unparalleled performance and durability. With the ability to handle up to 600 BHP, the IAG 600 Cylinder Heads are suitable for both engine replacements and upgrades with basic bolt-on parts.

Key Features and Specifications

The IAG 600 Cylinder Heads are engineered to deliver superior performance and reliability. This package includes upgraded GSC standard size valves, GSC Viton Valve Stem Seals, Kelford Valve Springs with Titanium Retainers, and OEM Keepers. Each head features a unique split casting design for FA20 engines, ensuring optimal camshaft and cylinder head alignment. Additional benefits include:
  • New Head Castings with GSC +1mm Stainless Steel Valves and Kelford Dual Valve Springs.
  • Power Output of up to 600 BHP, ideal for vehicles with basic bolt-on parts.

Vehicle Compatibility and Practical Applications

The IAG 600 Cylinder Heads are specifically designed for Subaru WRX models from 2015 to 2021, including various trims such as 6 Man, Base, CVT, EyeSight, Limited, Premium, RST Edition, STI, Sport, Sport-tech, and Sport-tech RS. These heads are compatible with the FA20 engine configuration and can be used in both engine replacements and performance upgrades. Whether you're looking to repair a damaged engine or enhance your vehicle's performance, the IAG 600 Cylinder Heads Package is a reliable choice.
  • Brand Name: IAG Performance
  • Country of Origin: United States
With this package, you can expect emissions compliance exemption, a 40-pound weight, and a package dimension of 20 x 16 x 12 inches. The IAG 600 Cylinder Heads are the ideal choice for drivers seeking a balance between power and performance, ensuring your Subaru WRX reaches its full potential.

What Our Customers Say

December 31, 2025

Absolutely no complaints!

Excellent product, and truly, truly excellent quality.

- Lillian U..

December 31, 2025

Absolutely no complaints!

The performance is truly and very impressive.

- Cassandra M..

December 31, 2025

Absolutely no complaints!

It's a very solid, and a very, very nice product.

- Evelyn F..

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