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  • Home
  • Forged Pistons
    • VW/Audi
      • EA888
      • EA855
      • EA111 Forged Pistons Engineered for Turbo Street Builds & Performance Rebuilds
      • EA113
      • EA211
      • VR6
    • Toyota
      • 2JZ
    • Subaru
      • FA20 / FA20DIT Forged Pistons for Subaru BRZ WRX GT86 | 86mm 86.5mm
      • EJ25
        • EJ25 / EJ257 Forged Pistons with Ceramic Crown & Skirt Coating | High Boost & Performance Rebuilds
        • EJ25 / EJ257 Forged Pistons | Phosphate Coated Version | High Boost & Performance Rebuilds
      • EJ20 / EJ207 Forged Pistons for Subaru WRX STI | 92mm 92.5mm
    • Mitsubishi
      • 4G63
    • Honda
      • K24
    • BMW
      • B48
      • B58
      • S58
      • S63 Forged Pistons | 89mm 9.5:1 Skirt Coating Ceramic Crown Coating
    • Benz
      • M274
    • Seadoo
      • RXP300
  • Connecting Rods
    • VW/Audi
      • EA888 Rod
        • 300M
          • VW / Audi EA888 300M Connecting Rods | High-Strength Rods for High Boost & High Horsepower 2.0 TSI / TFSI Builds
        • Titanium alloy
          • VW / Audi EA888 Titanium Connecting Rods | Lightweight High-Performance Rods for 2.0 TSI / TFSI
        • 4340
          • VW / Audi EA888 4340 Forged Connecting Rods | High-Strength Rods for High Boost & Performance 2.0 TSI / TFSI Builds
      • EA855
      • EA837 Forged Connecting Rods | I-Beam / H-Beam Options
      • EA111 1.4 Forged Connecting Rods with Deep Oiling Hole
      • EA111 1.6 Forged Connecting Rods with Deep Oiling Hole
      • EA113
      • EA211
      • VR6
    • Toyota
      • 1JZ
      • 2JZ
      • 2TR
      • 2GR
      • 2UZ
      • 3UZ
    • Subaru
      • FA20
      • EJ25/EJ20
        • EJ20 / EJ25 Forged I-Beam Connecting Rods for Subaru WRX STI
        • EJ20 / EJ25 Forged H-Beam Connecting Rods for Subaru WRX STI
    • Mitsubishi
      • 4G63
    • Honda
      • L15A
      • L15B
      • K20
      • K24
        • K24 Turbo Forged Connecting Rods | Built for High Boost, High Horsepower & Extreme Cylinder Pressure
        • K24 NA Forged Connecting Rods | Built for High RPM & Naturally Aspirated Performance
    • BMW
      • N20
      • N54
      • N55
      • B48
      • B58
    • Benz
      • M157
    • Seadoo
      • RXP300
    • Nissan
      • VR38DETT
      • TB48
    • SCOOTER SERIES
      • X-Series Forged Rod – Honda Forza 350
      • X-Series Forged Rod – Yamaha XMAX 300
  • Other Performance Parts
    • Forced Induction
      • TURBOCHARGER
        • VW/Audi
          • EA888 Gen3 MQB IS38 Hybrid Turbo Upgrade | JA450
          • EA888 Gen3 MQB IS38 Hybrid Turbo Upgrade | JA535
          • EA888 Gen3 MQB G30-770 Size Turbo Upgrade | 550–600HP Class
          • EA888 Gen3 MQB Typhoon Hybrid Turbo Upgrade | JA600+
          • MLB EA888.3
          • EA839 3.0T OEM-Location Ball Bearing Turbo Upgrade | 600+ AWHP Capable
        • BMW
          • BMW S58 1100HP+ Turbo 2971 Sze
      • INTAKE MANIFOLD
        • EA888 Gen3
    • Engine Components
      • Crankshaft
      • Camshaft
      • Valvetrain
    • Drivetrain & Clutch
      • Performance Clutch
      • AWD Coupling
  • Articles
    • Engineering Notes
      • K24 Build Insight: How Rod Weight and Design Affected a 314.9 WHP Setup
      • H-Beam vs I-Beam vs X-Beam: Connecting Rod Design Is More Than Just Beam Shape
    • About Forged Piston
      • 300M vs 4340 Rods, 4032 vs 2618 Pistons: How to Choose the Right Internal Setup for EA888 and EA855 Builds
      • How to Choose Forged Pistons for EA888 and EA855
    • About Racing Conrod
      • H-Beam vs I-Beam vs X-Beam: Connecting Rod Design Is More Than Just Beam Shape
      • Why High-RPM Scooter Engines Are Starting to Focus on Connecting Rods — Insights from the Honda Forza 350 Platform
      • 300M Rods vs 4340 Rods: Don’t Judge by Weight Alone — Understand the Build Logic
      • 300M vs 4340 Rods, 4032 vs 2618 Pistons: How to Choose the Right Internal Setup for EA888 and EA855 Builds
    • About Turbocharger
      • Why High-Performance Hybrid Turbos Often Use an Anti-Surge Compressor Housing
      • Over 900WHP Beast: BMW M240i Achieves 926.5WHP with JA7275 Turbo Kit!
  • About Us
  • Contact & Quote
JA-Modified Racing Performance
Forged Pistons & ConRods for Serious Engine Builds

Factory-backed performance engine internals for dealers, engine builders, and custom projects.

Request a Quote
  • Home
  • Forged Pistons
    • VW/Audi
      • EA888
      • EA855
      • EA111 Forged Pistons Engineered for Turbo Street Builds & Performance Rebuilds
      • EA113
      • EA211
      • VR6
    • Toyota
      • 2JZ
    • Subaru
      • FA20 / FA20DIT Forged Pistons for Subaru BRZ WRX GT86 | 86mm 86.5mm
      • EJ25
        • EJ25 / EJ257 Forged Pistons with Ceramic Crown & Skirt Coating | High Boost & Performance Rebuilds
        • EJ25 / EJ257 Forged Pistons | Phosphate Coated Version | High Boost & Performance Rebuilds
      • EJ20 / EJ207 Forged Pistons for Subaru WRX STI | 92mm 92.5mm
    • Mitsubishi
      • 4G63
    • Honda
      • K24
    • BMW
      • B48
      • B58
      • S58
      • S63 Forged Pistons | 89mm 9.5:1 Skirt Coating Ceramic Crown Coating
    • Benz
      • M274
    • Seadoo
      • RXP300
  • Connecting Rods
    • VW/Audi
      • EA888 Rod
        • 300M
          • VW / Audi EA888 300M Connecting Rods | High-Strength Rods for High Boost & High Horsepower 2.0 TSI / TFSI Builds
        • Titanium alloy
          • VW / Audi EA888 Titanium Connecting Rods | Lightweight High-Performance Rods for 2.0 TSI / TFSI
        • 4340
          • VW / Audi EA888 4340 Forged Connecting Rods | High-Strength Rods for High Boost & Performance 2.0 TSI / TFSI Builds
      • EA855
      • EA837 Forged Connecting Rods | I-Beam / H-Beam Options
      • EA111 1.4 Forged Connecting Rods with Deep Oiling Hole
      • EA111 1.6 Forged Connecting Rods with Deep Oiling Hole
      • EA113
      • EA211
      • VR6
    • Toyota
      • 1JZ
      • 2JZ
      • 2TR
      • 2GR
      • 2UZ
      • 3UZ
    • Subaru
      • FA20
      • EJ25/EJ20
        • EJ20 / EJ25 Forged I-Beam Connecting Rods for Subaru WRX STI
        • EJ20 / EJ25 Forged H-Beam Connecting Rods for Subaru WRX STI
    • Mitsubishi
      • 4G63
    • Honda
      • L15A
      • L15B
      • K20
      • K24
        • K24 Turbo Forged Connecting Rods | Built for High Boost, High Horsepower & Extreme Cylinder Pressure
        • K24 NA Forged Connecting Rods | Built for High RPM & Naturally Aspirated Performance
    • BMW
      • N20
      • N54
      • N55
      • B48
      • B58
    • Benz
      • M157
    • Seadoo
      • RXP300
    • Nissan
      • VR38DETT
      • TB48
    • SCOOTER SERIES
      • X-Series Forged Rod – Honda Forza 350
      • X-Series Forged Rod – Yamaha XMAX 300
  • Other Performance Parts
    • Forced Induction
      • TURBOCHARGER
        • VW/Audi
          • EA888 Gen3 MQB IS38 Hybrid Turbo Upgrade | JA450
          • EA888 Gen3 MQB IS38 Hybrid Turbo Upgrade | JA535
          • EA888 Gen3 MQB G30-770 Size Turbo Upgrade | 550–600HP Class
          • EA888 Gen3 MQB Typhoon Hybrid Turbo Upgrade | JA600+
          • MLB EA888.3
          • EA839 3.0T OEM-Location Ball Bearing Turbo Upgrade | 600+ AWHP Capable
        • BMW
          • BMW S58 1100HP+ Turbo 2971 Sze
      • INTAKE MANIFOLD
        • EA888 Gen3
    • Engine Components
      • Crankshaft
      • Camshaft
      • Valvetrain
    • Drivetrain & Clutch
      • Performance Clutch
      • AWD Coupling
  • Articles
    • Engineering Notes
      • K24 Build Insight: How Rod Weight and Design Affected a 314.9 WHP Setup
      • H-Beam vs I-Beam vs X-Beam: Connecting Rod Design Is More Than Just Beam Shape
    • About Forged Piston
      • 300M vs 4340 Rods, 4032 vs 2618 Pistons: How to Choose the Right Internal Setup for EA888 and EA855 Builds
      • How to Choose Forged Pistons for EA888 and EA855
    • About Racing Conrod
      • H-Beam vs I-Beam vs X-Beam: Connecting Rod Design Is More Than Just Beam Shape
      • Why High-RPM Scooter Engines Are Starting to Focus on Connecting Rods — Insights from the Honda Forza 350 Platform
      • 300M Rods vs 4340 Rods: Don’t Judge by Weight Alone — Understand the Build Logic
      • 300M vs 4340 Rods, 4032 vs 2618 Pistons: How to Choose the Right Internal Setup for EA888 and EA855 Builds
    • About Turbocharger
      • Why High-Performance Hybrid Turbos Often Use an Anti-Surge Compressor Housing
      • Over 900WHP Beast: BMW M240i Achieves 926.5WHP with JA7275 Turbo Kit!
  • About Us
  • Contact & Quote
JA-Modified Racing Performance
Forged Pistons & ConRods for Serious Engine Builds

Factory-backed performance engine internals for dealers, engine builders, and custom projects.

Request a Quote

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  • JAModified Nicole LiJAModified Nicole Li
  • 29 6 月, 2026

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