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Hidden Gem Iag 550 Street Cylinder Head Package Up To 30% Off [pkOTiB5g]

$53.99 $172.99 -69%

Hidden Gem Iag 550 Street Cylinder Head Package Up To 30% Off [pkOTiB5g]Introducing the Hidden Gem Iag 550 Street Cylinder Head Package Up To 30% Off [pkOTiB5g], the ultimate solution for engine replacements and upgrades. Designed as an entry-level replacement for stock OEM heads, these cylinder heads are a perfect choic

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Hidden Gem Iag 550 Street Cylinder Head Package Up To 30% Off [pkOTiB5g]

Hidden Gem Iag 550 Street Cylinder Head Package Up To 30% Off [pkOTiB5g]

Introducing the Hidden Gem Iag 550 Street Cylinder Head Package Up To 30% Off [pkOTiB5g], the ultimate solution for engine replacements and upgrades. Designed as an entry-level replacement for stock OEM heads, these cylinder heads are a perfect choice for engines that have suffered catastrophic failures or for those starting from scratch. With their ability to handle up to 550 BHP, these heads are ideal for cars with basic bolt-on parts. The package includes upgraded GSC standard size valves, GSC Viton Valve Stem Seals, IAG Stage 1 Valve Springs with Titanium Retainers, and OEM Keepers, ensuring optimal performance and durability.
  • Upgraded GSC standard size valves for enhanced airflow
  • GSC Viton Valve Stem Seals for a leak-free performance
  • IAG Stage 1 Valve Springs with Titanium Retainers for increased reliability

Technical Specifications and Features

Each IAG 550 Cylinder Head Set starts with new OEM castings from Subaru of America, ensuring top-notch quality. The heads undergo a series of precision machining processes, including cam clearance machining, seat cutting, and deck resurfacing, to meet the highest standards. The optional GSC camshaft package, available with OEM valve lifter buckets, further enhances performance. The package also includes an optional chamber modification service for EJ20 heads, allowing compatibility with EJ25 short blocks. All these features are designed to provide a seamless and powerful driving experience.
  • New OEM castings from Subaru of America
  • Cam clearance machining for future upgrades
  • Optional chamber modification service for EJ20 heads

Practical Uses and Benefits

The Hidden Gem Iag 550 Street Cylinder Head Package Up To 30% Off [pkOTiB5g] is perfect for car enthusiasts and professionals looking to enhance their vehicle's performance. Whether you're dealing with engine failure or seeking an upgrade, these heads deliver exceptional power and reliability. The package's versatility allows it to be used with stock cams or mild duration cams, making it suitable for a wide range of applications. With professional installation recommended, the heads come with a workmanship/parts warranty for added peace of mind. Experience the thrill of a powerful engine with the Hidden Gem Iag 550 Street Cylinder Head Package Up To 30% Off [pkOTiB5g].
  • Perfect for engine replacements and upgrades
  • Compatible with stock and mild duration cams
  • Professional installation recommended with warranty coverage

What Our Customers Say

January 31, 2026

Absolutely no complaints!

This is a really great item.

- Kellie R..

January 31, 2026

Absolutely no complaints!

Very high quality for its price.

- Addilyn P..

January 31, 2026

Absolutely no complaints!

It's a simple, and elegant solution.

- Casey Z..

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