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Subaru Rods K1 Subaru WRX STi Performance Parts Racing Subaru Connecting Rods

K1 Technologies Subaru Connecting Rods logo



In need of high performance or racing Subaru Connecting Rods? We have available the best Subaru connecting rods K1 Technologies manufactures. These rods are a direct replacement for the stock OEM Subaru rods. K1 Tech is producing a very strong, 4340 billet H Beam rod set at a reasonable price for Subaru EJ20, EJ25 Turbo and EJ25D engines. These engines are used in the Legacy, Forester, Impreza, WRX and STi models. These Subaru connecting rods are machined to extremely precise tolerances and are much stronger than the factory stock Subaru rods. These rod sets come complete with rod bolts, installation instructions and moly lubricant.

K1 Subaru rods are billet type rods for superior strength and dependability. K1 H beam Subaru rods come with ARP2000 bolts. These rods are fitted with bronze bushings for use with full floating wrist pins. These rods are ideal for Subaru normally aspirated engines, Subaru turbo or supercharged engines, NOS ( nitrous ) and stroker engines for street, strip or track.


Subaru Performance Connecting Rods

Subaru Performance Parts Racing Rods Image

K1 Technologies 4340 H beam steel billet Subaru connecting rods are the best for many high performance and racing Subaru engines. K1 Tech conrods are machined to some of the tightest tolerances in the automotive aftermarket. With K1, you get premium 4340 BILLET Subaru Legacy, Forester, Impreza, WRX, STi, rods, that are weight matched to plus/minus 1 gram per end from the factory. The center to center length tolerance is held to +/- .001" and the bores are machined to +/- .0001".  Compare these specifications to other high performance or racing Subaru rods currently in production and then make your decision, buy the best, buy K1.


K1 Tech Subaru Performance Rods H Beam Racing Subaru Connecting Rod Specs

  • These rod sets come complete with 3/8" ARP 2000 rod bolts, installation instructions and ARP moly lube
  • K1 offers Subaru rods for several different engines
  • C-C = Length of rod, center to center, in inches
  • Bore = Rod big end housing bore diameter in inches
  • WPS = Wrist pin size that rod is designed to work with
  • Wt = Weight of 1 connecting rod with bolts, in grams


Description C-C Bore WPS Wt Part Number
Subaru EJ20 rods and EJ25 Turbo Rods 5.137 2.165 23mm 533

K1 SH5137AJJB4-A

$469.95 $469.90

Add To Cart

Subaru EJ25D Connecting rods, Non Turbo Engine 5.180 2.165 23mm 547

K1 SH5180AJJB4-A

$469.95 $469.90

Add To Cart


K1 Technologies produces connecting rods for a wide range of applications, in both I Beam and H beam styles. They also manufacture high performance 4340 forged crankshafts and stroker cranks in many different combinations. More general info about K1 Technologies and the catalog index is available here: K1 Technologies Crankshafts and Connecting Rods

If you are building a hard running Subaru engine, why risk using inferior conrods? At our low prices, you get a premium quality, high performance Subaru performance rod, for just a little more than lower quality rods, or rebuilt stock rods.

We also sell a wide variety of Subaru pistons. We have Subaru turbocharged pistons, supercharged and nitrous pistons, stroker pistons, custom pistons, etc. as well as piston rings, bearings, etc. If can not find the Subaru performance parts you need or you have questions about any of these Subaru connecting rods, please contact us and we will be happy to help you.


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