Wiseco Piston Sets - 4 Cyl (K598M995)

Wiseco K598M995 Piston Sets - 4 Cyl - Wiseco Subaru EJ257 WRX/STI 4v Dish -19cc 99.5 Piston Shelf Stock Kit for a 2004-2012 Subaru Impreza WRX STI, 2007-2012 Subaru Impreza WRX STI Limited and 2010-2010 Subaru Impreza WRX STI Special Edition.

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Manufacturer: Wiseco

Product: Wiseco Piston Sets - 4 Cyl

Part Number: K598M995

UPC: 193564447913

$732.99

Free Shipping (Continental US)

New with manufacturer warranty

Availability: OUT OF STOCK

SPECIAL ORDER

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Fitment:

NOTES: Wiseco Subaru EJ257 WRX/STI 4v Dish -19cc 99.5 Piston Shelf Stock Kit

Years	Make	Model	Trim
2004 - 2012	Subaru	Impreza	WRX STI
2007 - 2007	Subaru	Impreza	WRX STI Limited
2010 - 2010	Subaru	Impreza	WRX STI Special Edition
2011 - 2012	Subaru	Impreza	WRX STI Limited

Description:

Wiseco Subaru EJ257 Piston Set, 99.50 mm Bore, 30.70 mm Compression Height, 0.9055 in. Pin Diameter, Sport Compact, Set of 4..
Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco?s Professional Series.

Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strengthArmorGlide? Skirt Coating: seizure resistant, friction reduction, and quieter operationFully machined crown featuresPrecision ring grooves, anti-detonation groove, and additional ring seal improving featuresForced pin oilingDesigned and built to withstand heavy to severe duty performance applications

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IN STOCK (2) - LOW
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(Last checked: 02/15/2026)
Shipping times vary by Manufacturer
(Can take days or weeks, contact us for an ETA)

Wiseco Piston Sets - 4 Cyl (K598M995)

Fitment:

Description:

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