Availability
Performance Engine Pistons
Piston, Forged, Dish, 4-Valve Reliefs, 3.937 in. Bore, 3.110 in. Stroke, 5.138 in. Rod, 1.209 in. Compression, Subaru, Right, each
Part Number: JEP-291062R
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Piston, Forged, Dish, 4-Valve Reliefs, 3.917 in. Bore, 3.110 in. Stroke, 5.138 in. Rod, 1.209 in. Compression, Subaru, Right, Each
Part Number: JEP-291061R
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Piston, Forged, Dish, 4-Valve Reliefs, 3.937 in. Bore, 3.267 in. Stroke, 5.138 in. Rod, 1.130 in. Compression, Subaru, Left, Each
Part Number: JEP-291064L
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Piston, Forged, Dish, 4-Valve Reliefs, 3.927 in. Bore, 3.268 in. Stroke, 5.138 in. Rod, 1.130 in. Compression, Subaru, Right, Each
Part Number: JEP-296352R
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Piston, Forged, Dish, 4-Valve Reliefs, 3.937 in. Bore, 3.110 in. Stroke, 5.138 in. Rod, 1.209 in. Compression, Subaru, Left. Each
Part Number: JEP-291062L
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Piston, Forged, Dish, 4-Valve Reliefs, 3.927 in. Bore, 3.268 in. Stroke, 5.138 in. Rod, 1.130 in. Compression, Subaru, Left, Each
Part Number: JEP-296352L
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Piston and Ring Kit, PowerPak, Thermal Barrier Coated, Forged, Subaru, 2.5L, Kit
Part Number: MLE-930285417T
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Piston, Forged, Dish, 4-Valve Reliefs, 3.927 in. Bore, 3.110 in. Stroke, 5.138 in. Rod, 1.209 in. Compression, Subaru, Left, Each
Part Number: JEP-296349L
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Sport Compact Series - 800HP Rated - 2618 Material - Coated Skirts - Includes Pins and Rings
Part Number: DPP-36016-4
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Piston, Forged, Dish, Single Valve Relief, 3.918 in. Bore, 3.110 in. Stroke, 5.138 in. Rod, 1.210 in. Compression, Subaru, Left, Each
Part Number: JEP-310927L
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Pistons, PIST-SUBARU WRX STi 22cc DISH
Part Number: MAN-612000C-1
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Piston, Forged, Dish, 4-Valve Reliefs, 3.927 in. Bore, 3.110 in. Stroke, 5.138 in. Rod, 1.209 in. Compression, Subaru, Right, Each
Part Number: JEP-296349R
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Sport Compact Series - 800HP Rated - 2618 Material - Coated Skirts - Includes Pins and Rings
Part Number: DPP-36015-4
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Piston and Rings, Arias, 3.918 in. Bore, Dish, Forged, Subaru, 2.5L, Kit
Part Number: CNN-A3620325
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Pistons set of 4
Part Number: CNN-SC7435-4
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Piston and Rings, Arias, 3.918 in. Bore, Dish, Forged, Subaru, 2.5L, Kit
Part Number: CNN-A3620301
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Piston, Forged, Dish, 3.917 in. Bore, Subaru, Set of 4
Part Number: MAN-622100C-4
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Piston, Forged, Dish, 3.917 in. Bore, Subaru, Set of 4
Part Number: MAN-621000C-4
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Piston, Forged Dish Top, 99.50mm Bore, Plasma-Moly Rings, Subaru, 2.5L, Kit
Part Number: MAN-612000C-4
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
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