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HKS 86.5mm Forged Piston Kit RB26 Step 2 Nissan GT-R | Skyline 1989-2002
$1881.00
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HKS 21003-AN013 Piston Kit for Nissan Skyline & GT-R

Upgrade your Nissan Skyline RB26DETT (1989-2002) or Nissan GT-R RB26DETT (1989-2002) with the HKS 21003-AN013 Piston Kit. This OEM replacement kit is engineered for both performance and durability, featuring a low friction double-layer coating that enhances your engine's efficiency.

Key Features:

  • High Strength: Utilizes a truss structure that significantly boosts structural rigidity.
  • Durable Material: Crafted from A2628 alloy, known for its exceptional heat resistance.
  • Ultra-Lightweight: Each piston weighs only 352g, and the piston pins are just 97g, thanks to an optimized design that shortens skirt height and narrows skirt width.
  • Reduced Weight: The shortened piston pin lightens the pin boss, while precision machining eliminates excess thickness.
  • Low Friction: Features a double-layer moly and PTFE coating that minimizes friction for smoother operation.
  • Improved Load Management: The offset piston pin design effectively reduces axial load.

Fitment:

  • Nissan Skyline RB26DETT (1989-2002)
  • Nissan GT-R RB26DETT (1989-2002)

Customer Feedback:

Users have reported noticeable improvements in engine responsiveness and overall performance after installing the HKS 21003-AN013 Piston Kit. The lightweight design contributes to quicker revs and enhanced throttle response, making it a popular choice among enthusiasts looking to maximize their vehicle's potential.

Other Part Numbers:
HKS #hks21003-AN013

Proposition 65

WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Since its beginning, HKS has been committed to providing well-integrated, reliable,and environmentally sound performance systems. Mr. Hasegawa's strong leadership, engineering genius, creativity and willingness to listen to customers are the pillars of the company's success. Monitoring consumer reaction and input on issues pertaining to material quality, external appearance, sound quality, and of course, performance, HKS stays in tune with automotive enthusiasts' needs. Moreover, HKS' products are designed to be user friendly for easy installation.

Warranty for Exhaust System

HKS provides a warranty to the original purchaser of HKS exhaust systems against defects in materials and workmanship for a period of one year. The warranty applies only for vehicle specific exhaust systems. Other products such as metal catalyzers, front pipes, exhaust manifolds, and center pipes are not covered.

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Sean F. Verified Customer   
03-27-25 - Canada

Tommy was fantastic to deal with. Quick responses and he found a great solution!

Recommend this Company
5 / 5
John L. Verified Customer   
03-27-25 - Pennsylvania, United States

The live chat was very helpful

Recommend this Company
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03-27-25 - Florida, United States

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