HKS 2.8L Kit STEP 1 86.5mm Full Kit RB26DETT (8500rpm) 21004-AN013 – Terra Firma Automotive

HKS 2.8L Kit STEP 1 86.5mm Full Kit RB26DETT (8500rpm) 21004-AN013

  • Sale
  • $5,922.00
  • Regular price $7,765.00

ETA More than 12 Weeks Please note all times are estimates

Introducing the HKS 2.8L Kit STEP 1 86.5mm Full Kit RB26DETT (8500rpm) available at Terra Firma. Designed to satisfy the needs of drivers seeking "more power and more torque," HKS has developed a series of capacity upgrade kits tailored to the characteristics of RB26 engines. With an increased displacement of 2.8L, this kit delivers enhanced torque at lower engine speeds, allowing for an exhilarating driving experience.

HKS utilizes the highest quality materials to ensure durability and reliability, meeting the demands of high-performance tuning. The kit features nickel-coated pistons renowned for their strong anti-knocking properties. The fully counterweighted crankshafts and optional high-strength connecting rods work in harmony to extract maximum performance from the turbocharger and significantly increase torque output.

By upgrading to the HKS 2.8L Kit STEP 1, you can experience the full potential of your RB26DETT engine. The increased displacement offers improved low-end torque, providing a thrilling driving experience. Take advantage of the highest quality materials and expert engineering from HKS to unleash the true power of your vehicle.

Upgrade your RB26DETT engine with the HKS 2.8L Kit STEP 1 from Terra Firma. Benefit from increased torque, improved performance, and unmatched reliability. Elevate your driving experience to new heights with this comprehensive kit designed to meet the demands of high-performance enthusiasts.


  • "STEP ONE" is recommended for GTIII-RS turbo
  • Piston - forged material from high specification
  • Connecting Rod: Used the forged material from high specification with H-beam design for maximum strength and durability. WPC shot-peening also contributes to strength as well as preventing metal fatigue. (Stock rods can also be used)
  • Crankshaft: Used the forged material from high specification and fully counterweighted for best engine response. Intended rpm can be optimized for selected turbine.

  • Allowable RPM: Approx. 8500rpm
  • Engine Output Target 600 Hp
  • Forged piston 86.5mm
  • Full counterweighted crankshaft
  • H-beam CONROD
  • Capacity (ml): 2739
  • Type: 86.5-21mm
  • Boring・Honing modification: Required
  • Full flow modification: Not required
  • Special Order Item - Please Allow Extra Time For Delivery
  • Fits WGNC34 Stagea 260RS
  • Fits BNR32 GTR
  • Fits BCNR33 GTR
  • Fits BNR34 GTR
  • Fits RB26

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