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Manley Performance Manley Subaru WRX EJ205/STi EJ257 H Tuff Connecting Rod Set
Manley Performance Manley Subaru WRX EJ205/STi EJ257 H Tuff Connecting Rod Set
Manley Performance Manley Subaru WRX EJ205/STi EJ257 H Tuff Connecting Rod Set
Manley Performance Manley Subaru WRX EJ205/STi EJ257 H Tuff Connecting Rod Set
Manley Performance Manley Subaru WRX EJ205/STi EJ257 H Tuff Connecting Rod Set
Manley Performance Manley Subaru WRX EJ205/STi EJ257 H Tuff Connecting Rod Set
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Manley Subaru WRX EJ205/STi EJ257 H Tuff Connecting Rod Set

MAN15024-4
807298084633
Connecting Rods - 4Cyl
20+ Units In Stock - Ships Next Business Day
$ 687.30 $ 618.57
$ 618.57

SKU: 15024-4 | UPC: 807298084633

Manley Subaru WRX EJ205 2002-2007 STi EJ257 2004-2021 H Tuff Connecting Rod Set

Manley H-Tuff H-Beam connecting rods deliver strength for Subaru WRX and STI engines with EJ205 and EJ257 blocks. This set of four rods fits 2002-2007 WRX models and 2004-2021 STI models for builds handling high boost and RPM. Crafted to match Sportsmaster and Pro Series standards at a direct price.

Key Features

  • Forged 4340 Steel: Aircraft-grade alloy provides durability under extreme loads in turbocharged applications
  • H-Tuff H-Beam Design: Wider beam and reinforced shank resist bending in high-horsepower setups
  • ARP 2000 Bolts: High-strength cap screws rated for 260000 psi ensure secure big-end retention
  • Precise Dimensions: 5.868 inch center-to-center length 2.165 inch big-end bore 0.8665 inch small-end bore for drop-in fit
  • Matched Weights: 581g light 595g heavy per rod computer-balanced set reduces vibration

Product Notes

  • Apply ARP rod bolt lube during assembly for accurate torque
  • Inspect rod bearings and verify piston compatibility before install
  • Ships in protective foam-lined box to prevent damage

Installation Notes

  • Professional installation recommended.
  • Resize big ends and check for out-of-round with plastigage
  • Use ARP instructions torque bolts in 4 steps to 65 ft-lbs

This Part Fits

Year Make Model Submodel
2002-2003 Subaru Impreza WRX
2004 Subaru Impreza WRX
2004 Subaru Impreza WRX STI
2005-2007 Subaru Impreza WRX
2005-2007 Subaru Impreza WRX STI
2008-2014 Subaru Impreza WRX STI
2015-2021 Subaru WRX STI All

Why Choose Manley?

  • Proven track record in motorsports and street performance
  • Consistent quality from same production as race-proven series
  • Exact tolerances from CNC machining and balancing

Frequently Asked Questions

  • Q: Will these rods work with stock pistons in EJ205 EJ257 engines?
    A: Yes direct replacement maintains stock compression height and bore specs
  • Q: What material and finish do these rods have?
    A: Forged 4340 steel with crack-tested H-beam shape and rifle-drilled oil passage
  • Q: What is the warranty and install process?
    A: Limited lifetime warranty requires professional install and ARP lubed bolts torqued per spec

Shipping & Handling

  • Method: UPS Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Foam-lined cardboard box 14 x 10 x 4 inches
  • Weight: 5.35 lbs

Request For Information

Have questions about Manley Subaru WRX EJ205/STi EJ257 H Tuff Connecting Rod Set? Fill out the form below and we'll get back to you by the next business day.
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