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Manley I-Beam Turbo Tuff Rods for WRX/BRZ FA20
Manley Performance Pro Series I-Beam Turbo Tuff rods for 2015-2021 Subaru WRX FA20 and BRZ models are available with 3/8" ARP 2000 rod bolts or upgrade to the ARP 625+ bolts. Includes a full set of 4 rods with Manley assembly lube.
Vehicle Fitment:
2015-2021 Subaru WRX2.0L FA20
FA20 Subaru BRZ
Standard I-Beam Turbo Tuff Features:
β’ Forged from 4340 aircraft quality vacuum degassed material
β’ Shot peened after machining to MIL spec and 100% individually magnafluxed
β’ Specifically designed to handle high horsepower
β’ Flywheel horsepower range is 1000
Includes:
Set of 4 Rods
Manley Lube

Vehicle Fitment:
2015-2021 Subaru WRX2.0L FA20
FA20 Subaru BRZ
Standard I-Beam Turbo Tuff Features:
β’ Forged from 4340 aircraft quality vacuum degassed material
β’ Shot peened after machining to MIL spec and 100% individually magnafluxed
β’ Specifically designed to handle high horsepower
β’ Flywheel horsepower range is 1000
Includes:
Set of 4 Rods
Manley Lube
| Manley I-Beam Turbo Tuff Rods for FA20: | |||||||
| Part Number | Application | Center to Center | Big End Bore | Big End Width | Pin Diameter | Pin Bore | Grams |
| 14431β4 | FA20 | 5.090" | 2.087" | .843" | .866" (22mm) | .8671" | 575 |
| Notes: Includes ARP 2000 3/8" rod bolts. | |||||||
| FA20 | 5.090" | 2.087" | .843" | .866" (22mm) | .8671" | 575 | |
| Notes: Includes ARP 625+ 3/8" rod bolts. 14431R6-4 was discontinued June 2023. |
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$1,128.88
Manley I-Beam Turbo Tuff Rods for WRX/BRZ FA20β
$1,128.88

Description
Manley Performance Pro Series I-Beam Turbo Tuff rods for 2015-2021 Subaru WRX FA20 and BRZ models are available with 3/8" ARP 2000 rod bolts or upgrade to the ARP 625+ bolts. Includes a full set of 4 rods with Manley assembly lube.
Vehicle Fitment:
2015-2021 Subaru WRX2.0L FA20
FA20 Subaru BRZ
Standard I-Beam Turbo Tuff Features:
β’ Forged from 4340 aircraft quality vacuum degassed material
β’ Shot peened after machining to MIL spec and 100% individually magnafluxed
β’ Specifically designed to handle high horsepower
β’ Flywheel horsepower range is 1000
Includes:
Set of 4 Rods
Manley Lube

Vehicle Fitment:
2015-2021 Subaru WRX2.0L FA20
FA20 Subaru BRZ
Standard I-Beam Turbo Tuff Features:
β’ Forged from 4340 aircraft quality vacuum degassed material
β’ Shot peened after machining to MIL spec and 100% individually magnafluxed
β’ Specifically designed to handle high horsepower
β’ Flywheel horsepower range is 1000
Includes:
Set of 4 Rods
Manley Lube
| Manley I-Beam Turbo Tuff Rods for FA20: | |||||||
| Part Number | Application | Center to Center | Big End Bore | Big End Width | Pin Diameter | Pin Bore | Grams |
| 14431β4 | FA20 | 5.090" | 2.087" | .843" | .866" (22mm) | .8671" | 575 |
| Notes: Includes ARP 2000 3/8" rod bolts. | |||||||
| FA20 | 5.090" | 2.087" | .843" | .866" (22mm) | .8671" | 575 | |
| Notes: Includes ARP 625+ 3/8" rod bolts. 14431R6-4 was discontinued June 2023. |
|||||||

See more Manley Parts





