Diamond Pistons Competition Series Pistons

5.0 out of 5 stars 1 Customer Reviews

Diamond Pistons Competition Series pistons are for those looking to take their engine to a whole new level of power. These forged aluminum pistons are superior in strength and provide extra protection during the high-stresses of high-compression, forced induction, or nitrous. Diamond Pistons Competition Series features: * 3D milling on piston crowns for "ready-to-install" finish * Generous valve pockets designed to work with stock or oversized valves and various cylinder heads * Constructed from forged 4032 or 2618 aluminum alloy (where specified) * Premium 8620 or H-13 steel wrist pins (where specified)

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Diamond Pistons Competition Series Pistons 11589-R1-8

Diamond Pistons Competition Series Pistons 11589-R1-8

Pistons, Dish, Competition Series, Forged Aluminum, 4.070 in. Bore, -11.00cc Head Volume, Chevy, LS, Set of 8

Part Number: DPP-11589-R1-8

Not Yet Reviewed

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Diamond Pistons Competition Series Pistons 11545-R1-8

Pistons, Flat Top, Competition Series, Forged Aluminum, 4.070 in. Bore, -2.00cc Head Volume, Chevy, LS, Set of 8

Part Number: DPP-11545-R1-8

Not Yet Reviewed

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Diamond Pistons Competition Series Pistons 11521-R1-8

Pistons, Dish, Competition Series, Forged Aluminum, 4.030 in. Bore, -15.00cc Head Volume, Chevy, LS, Set of 8

Part Number: DPP-11521-R1-8

Not Yet Reviewed

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Diamond Pistons Competition Series Pistons 11585-R1-8

Competition Series - 1200HP Rated - 2618 Material - Coated Skirts - Includes Pins and Rings

Part Number: DPP-11585-R1-8

Not Yet Reviewed

Estimated Ship Date: Oct 29, 2025 if ordered today

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Estimated Ship Date: Oct 29, 2025 if ordered today

Diamond Pistons Competition Series Pistons 11546-R1-8

Pistons, Flat Top, Competition Series, Forged Aluminum, 4.070 in. Bore, -2.00cc Head Volume, Chevy, LS, Set of 8

Part Number: DPP-11546-R1-8

Not Yet Reviewed

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Diamond Pistons Competition Series Pistons 11519-R1-8

Pistons, Flat Top, Competition Series, Forged Aluminum, 4.030 in. Bore, -2.00cc Head Volume, Chevy, LS, Set of 8

Part Number: DPP-11519-R1-8

Not Yet Reviewed

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Diamond Pistons Competition Series Pistons 11543-R1-8

Pistons, Flat Top, Competition Series, Forged Aluminum, 4.065 in. Bore, -2.00cc Head Volume, Chevy, LS, Set of 8

Part Number: DPP-11543-R1-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Diamond Pistons Competition Series Pistons 11545-R1-8-H

LS3/L92 4.070B/1.304CD/Kit

Part Number: DPP-11545-R1-8-H

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

Diamond Pistons Competition Series Pistons 11517-R1-8

Pistons, Dish, Competition Series, Forged Aluminum, 4.030 in. Bore, -15.00cc Head Volume, Chevy, LS, Set of 8

Part Number: DPP-11517-R1-8

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

Diamond Pistons Competition Series Pistons 11598-R1-8

Competition Series - 1200HP Rated - 2618 Material - Coated Skirts - Includes Pins and Rings

Part Number: DPP-11598-R1-8

Not Yet Reviewed

Estimated Ship Date: Today

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Diamond Pistons Competition Series Pistons 11515-R1-8

Competition Series - 1200HP Rated - 2618 Material - Coated Skirts - Includes Pins and Rings

Part Number: DPP-11515-R1-8

Not Yet Reviewed

Estimated Ship Date: Today

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Diamond Pistons Competition Series Pistons 11517-R1-8-H

LS1 4.030B/1.304CD/Kit

Part Number: DPP-11517-R1-8-H

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

Diamond Pistons Competition Series Pistons 11519-R1-8-H

LS1 4.030B/1.115CD/Kit

Part Number: DPP-11519-R1-8-H

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

Diamond Pistons Competition Series Pistons 11534-R2-8

Competition Series - 1200HP Rated - 2618 Material - Coated Skirts - Includes Pins and Rings

Part Number: DPP-11534-R2-8

Not Yet Reviewed

Estimated Ship Date: Oct 31, 2025 if ordered today

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Estimated Ship Date: Oct 31, 2025 if ordered today

Diamond Pistons Competition Series Pistons 11591-R1-8

Competition Series - 1200HP Rated - 2618 Material - Coated Skirts - Includes Pins and Rings

Part Number: DPP-11591-R1-8

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

Diamond Pistons Competition Series Pistons 53036-R1-8

Competition Series - 1200HP Rated - 2618 Material - Coated Skirts - Includes .185W Pins and Gas Nitrided Rings

Part Number: DPP-53036-R1-8

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

Diamond Pistons Competition Series Pistons 11511-R1-8

Competition Series - 1200HP Rated - 2618 Material - Coated Skirts - Includes Pins and Rings

Part Number: DPP-11511-R1-8

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

Diamond Pistons Competition Series Pistons 11549-R2-8

Competition Series - 1200HP Rated - 2618 Material - Coated Skirts - Includes Pins and Rings

Part Number: DPP-11549-R2-8

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

Diamond Pistons Competition Series Pistons 11580-R1-8

Competition Series - 1200HP Rated - 2618 Material - Coated Skirts - Includes Pins and Rings

Part Number: DPP-11580-R1-8

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

Diamond Pistons Competition Series Pistons 11584-R1-8

Pistons, Dish, Competition Series, Forged Aluminum, 4.125 in. Bore, -15.00cc Head Volume, Chevy, LS, Set of 8

Part Number: DPP-11584-R1-8

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

Diamond Pistons Competition Series Pistons 30421-R1-8

Competition Series - 1200HP Rated - 2618 Material - Coated Skirts - Includes Pins and Gas Rings

Part Number: DPP-30421-R1-8

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

Diamond Pistons Competition Series Pistons 30434-R1-8

Competition Series - 1200HP Rated - 2618 Material - Coated Skirts - Includes Pins and Gas Rings

Part Number: DPP-30434-R1-8

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

Diamond Pistons Competition Series Pistons 30442-R1-8

Competition Series - 1200HP Rated - 2618 Material - Coated Skirts - Includes Pins and Gas Rings

Part Number: DPP-30442-R1-8

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

Diamond Pistons Competition Series Pistons 53047-R1-8

Competition Series - 1200HP Rated - 2618 Material - Coated Skirts - Includes .185W Pins and Gas Nitrided Rings

Part Number: DPP-53047-R1-8

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

Diamond Pistons Competition Series Pistons 53051-R1-8

Competition Series - 1200HP Rated - 2618 Material - Coated Skirts - Includes .185W Pins and Gas Nitrided Rings

Part Number: DPP-53051-R1-8

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Estimated Ship Date: Oct 30, 2025 if ordered today

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