Engines and Components› Cylinder Heads and Components

HKS

HKS HEAD STUDS KIT G16E-GTS

$1,410.00

SKU: H005 22999-AT001

In Stock
In Stock
Ships by Jul 29
Free Shipping
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

Strengthened head stud bolts for Toyota GR Corolla and GR Yaris with the G16E-GTS engine, designed for enhanced sealing performance in high combustion pressure engines. Features bottomed type stud bolts for longer active threads and dispersed stress, allowing higher axial force. Made from ARP' Custom Age 625 Plus material for high tensile strength, excellent endurance cycle life, and corrosion resistance.

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

BrandHKS
Part NumberH005 22999-AT001

Videos

Time-Lapse: Toyota GR Yaris/Corolla G16E-GTS Forged Engine Build – 420BHP Artec Turbo Setup

Time-Lapse: Toyota GR Yaris/Corolla G16E-GTS Forged Engine Build – 420BHP Artec Turbo Setup
LIMIT+1 - Fully Building Frank's GR Corolla Engine

LIMIT+1 - Fully Building Frank's GR Corolla Engine
How Far Can You Push a GR Yaris or GR Corolla Stock Engine? Motive Garage

How Far Can You Push a GR Yaris or GR Corolla Stock Engine? Motive Garage
500hp upgraded valve springs and Camshafts On Our GR Corolla (Gymkhana Grid GR Corolla EP10)

500hp upgraded valve springs and Camshafts On Our GR Corolla (Gymkhana Grid GR Corolla EP10)

Buy with Confidence

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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