| Vehicle | Engine | Type | Displacement (mm) | Size | Boring・Honing modification | Full flow modification | Compression Ratio | Code No. | Availability | Production Date | Manual | Detail | Remarks | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TOYOTA | ||||||||||||||
| SUPRA | 2JZ-GTE | Forging Piston Kit | 3067 | φ87 - φ22 | Required | Not required | GK t=1.2 ε=8.8/GK t=1.6 ε=8.5/GK t=2.0 ε=8.3 | 21003-AT002 | ○ | Detail | Compatible with VVT-i models | |||
| NISSAN | ||||||||||||||
| SILVIA | SR20DET | Forging Piston Kit | 1998 | φ86 - φ22 | Not required | Not required | GK t=1.2 ε=8.7 | 2103-RN024 | △ | Nickel Plating | ||||
| SILVIA | SR20DET | Forging Piston Kit | 2045 | φ87 - φ22 | Required | Not required | GK t=1.2 ε=8.7 | 2103-RN025 | ○ | Nickel Plating | ||||
| SKYLINE GT-R | RB26DETT | Forging Piston Kit | 2568 | φ86 - φ21 | Not required | Not required | GK t=1.2 ε=8.5 | 2103-RN020 | × | 2025-08-04 | STEP2 | |||
| SKYLINE GT-R | RB26DETT | Forging Piston Kit | 2568 | φ86 - φ21 | Not required | Not required | GK t=1.2 ε=8.5 | 2103-RN019 | × | 2025-12-24 | Make to order item STEP2, Nickel Plating, Molybdenum Coating |
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| SKYLINE GT-R | RB26DETT | Forged Piston Kit (BCD) | 2599 | φ86.5 - 21 | Required | Not required | GK t=1.2 ε=8.7 | 21003-AN013 | ○ |
|
Detail | OEM replacement. Compatible with STEP2 camshaft. Double-layer coated piston pin D21-L56 | ||
| SKYLINE GT-R | RB26DETT | Forging Piston Kit | 2628 | φ87 - φ21 | Required | Not required | GK t=1.2 ε=8.5 | 2103-RN021 | ○ | STEP2 | ||||
| SKYLINE GT-R | RB26DETT | Forging Piston Kit | 2628 | φ87 - φ21 | Required | Not required | GK t=1.2 ε=8.8(Head grinding 1mm) | 2103-RN017 | × | 2025-11-05 | Make to order item STEP2, Nickel Plating, Molybdenum Coating |
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| MITSUBISHI | ||||||||||||||
| LANCER EVOLUTION I | 4G63 | Forging Piston Kit | 2021 | φ85.5 - φ22 | Required | Required | GK t=1.2 ε=8.6 | 2103-RM006 | × | Make to order item Nickel Plating, Molybdenum Coating |
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| LANCER EVOLUTION II | 4G63 | Forging Piston Kit | 2021 | φ85.5 - φ22 | Required | Required | GK t=1.2 ε=8.6 | 2103-RM006 | × | Make to order item Nickel Plating, Molybdenum Coating |
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| LANCER EVOLUTION III | 4G63 | Forging Piston Kit | 2021 | φ85.5 - φ22 | Required | Required | GK t=1.2 ε=8.6 | 2103-RM006 | × | Make to order item Nickel Plating, Molybdenum Coating |
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| LANCER EVOLUTION IV | 4G63 | Forging Piston Kit | 2021 | φ85.5 - φ22 | Required | Required | GK t=1.2 ε=8.8 | 2103-RM006 | × | Make to order item Nickel Plating, Molybdenum Coating |
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| LANCER EVOLUTION IX | 4G63 | Forging Piston Kit | 2021 | φ85.5 - φ22 | Required | Required | GK t=1.2 ε=8.6[Lancer EVOI・II・III]/GK t=1.2 ε=8.8[Lancer EVO IV～VIII MR] | 2103-RM006 | × | Make to order item Nickel Plating, Molybdenum Coating |
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| LANCER EVOLUTION V | 4G63 | Forging Piston Kit | 2021 | φ85.5 - φ22 | Required | Required | GK t=1.2 ε=8.8 | 2103-RM006 | × | Make to order item Nickel Plating, Molybdenum Coating |
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| LANCER EVOLUTION Ⅵ | 4G63 | Forging Piston Kit | 2021 | φ85.5 - φ22 | Required | Required | GK t=1.2 ε=8.8 | 2103-RM006 | × | Make to order item Nickel Plating, Molybdenum Coating |
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| LANCER EVOLUTION VII | 4G63 | Forging Piston Kit | 2021 | φ85.5 - φ22 | Required | Required | GK t=1.2 ε=8.8 | 2103-RM006 | × | Make to order item Nickel Plating, Molybdenum Coating |
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| LANCER EVOLUTION VIII | 4G63 | Forging Piston Kit | 2021 | φ85.5 - φ22 | Required | Required | GK t=1.2 ε=8.8 | 2103-RM006 | × | Make to order item Nickel Plating, Molybdenum Coating |
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| LANCER EVOLUTION VIII MR | 4G63 | Forging Piston Kit | 2021 | φ85.5 - φ22 | Required | Required | GK t=1.2 ε=8.8 | 2103-RM006 | × | Make to order item Nickel Plating, Molybdenum Coating |
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| SUBARU | ||||||||||||||
| IMPREZA WRX STI | EJ20 | Forging Piston Kit | 2016 | φ92.5-φ23 | Required | Not required | GK t=1.4 ε=8.0[GC8ver.III～VI]/GK t=0.7 ε=8.1[GDB･BE5] | 21003-AF002 | △ | Nickel Plating, Molybdenum Coating | ||||