Pistons

Pro LS 2618 Forged Pistons. 3.780 bore, 1.326 C.H., 2cc dome, Std. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8

Part Number: SUM-326943780-2F

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/5/2026

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Pro LS 2618 Forged Piston, 4.070 bore, 1.326 C.H., 2cc Dome, Std. Stroke, Full Float Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.2L LS3 L92 LS9, Set of 8

Part Number: SUM-3269434070-2

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Estimated Ship Date: Monday 1/5/2026

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Pro LS 2618 Forged Piston, 4.080 bore, 1.326 C.H., 2cc Dome, Std. Stroke, Full Float Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.2L LS3 L92 LS9, Set of 8

Part Number: SUM-3269434080-2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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Pro LS 2618 Forged Pistons. 3.780 bore, 1.326 C.H., 7cc dish, Std. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8

Part Number: SUM-326943780-7F

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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Pro LS 2618 Forged Pistons. 3.810 bore, 1.326 C.H., 2cc dome, Std. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8

Part Number: SUM-326943810-2F

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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Pro LS 2618 Forged Piston, 4.065 bore, 1.326 C.H., 2cc Dome, Std. Stroke, Full Float Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.2L LS3 L92 LS9, Set of 8

Part Number: SUM-3269434065-2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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Pro LS 2618 Forged Pistons. 3.810 bore, 1.326 C.H., 7cc dish, Std. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8

Part Number: SUM-326943810-7F

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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Pro LS 2618 Forged Piston, 4.065 bore, 1.326 C.H., 12cc Dish, Std. Stroke, Full Float Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.2 LS3 L92 LS9, Set of 8

Part Number: SUM-326943406512

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

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Pro LS 2618 Forged Piston, 4.075 bore, 1.326 C.H., 12cc Dish, Std. Stroke, Full Float Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.2 LS3 L92 LS9, Set of 8

Part Number: SUM-326943407512

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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Pro LS 2618 Forged Pistons. 3.785 bore, 1.326 C.H., 2cc dome, Std. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8

Part Number: SUM-326943785-2F

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

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Pro LS 2618 Forged Piston, 4.070 bore, 1.326 C.H., 12cc Dish, Std. Stroke, Full Float Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.2 LS3 L92 LS9, Set of 8

Part Number: SUM-326943407012

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

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Pro LS 2618 Forged Pistons. 3.785 bore, 1.326 C.H., 7cc dish, Std. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8

Part Number: SUM-326943785-7F

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

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Pro LS 2618 Forged Piston, 4.080 bore, 1.326 C.H., 12cc Dish, Std. Stroke, Full Float Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.2 LS3 L92 LS9, Set of 8

Part Number: SUM-326943408012

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

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Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S434000-2

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

Pro LS 2618 Forged Pistons. 3.820 bore, 1.326 C.H., 2cc dome, Std. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8

Part Number: SUM-326943820-2F

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

• Free Shipping

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S434065-2

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S43400512

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S434005-2

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S434075-2

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026