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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)

Results 1 - 25 of 35

Comp Series LS9 DS 4.065B/3.622S/6.125R/

Part Number: DPP-11588-R1

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Comp Series LS DS 4.125B/4.000S/6.125R/1

Part Number: DPP-11522-R1

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Comp Series LS FT 3.905B/4.000S/6.125R/1

Part Number: DPP-11505-R1

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Comp Series LS FT 4.030B/3.622S/6.098R/1

Part Number: DPP-11510-R1

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Comp Series LS FT 4.030B/3.622S/6.125R/1

Part Number: DPP-11512-R1

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Comp Series LS DS 4.030B/3.622S/6.125R/1

Part Number: DPP-11517-R1

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Comp Series LS FT 4.030B/4.000S/6.125R/1

Part Number: DPP-11519-R1

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Estimated Ship Date: Jan 26, 2026 if ordered today

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SINGLE PISTON

Part Number: DPP-11521-R1

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Comp Series LT1/LT4 4.070B/1.304CD

Part Number: DPP-11536-R2

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Comp Series L92 FT 4.130B/4.000S/6.125R/

Part Number: DPP-11548-R1

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Comp Series LT1 DS 4.070B/4.000S/6.125R/

Part Number: DPP-11549-R2

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Comp Series L92 DS 4.005B/4.000S/6.125R/

Part Number: DPP-11551-R1

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Comp Series L92 DS 4.065B/4.000S/6.125R/

Part Number: DPP-11553-R1

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Comp Series L92 DS 4.070B/3.622S/6.125R/

Part Number: DPP-11554-R1

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Comp Series LS7 FT 4.125B/4.000S/6.077R/

Part Number: DPP-11580-R1

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Chevy L92 Dish 4.125B/4.000S/6.125R/1.11

Part Number: DPP-11584-R1

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Comp Series SBC FT 4.030B/1.550CD

Part Number: DPP-10200

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Estimated Ship Date: Jan 26, 2026 if ordered today

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SBC Comp Series FT 4.060B/1.125CD

Part Number: DPP-10208

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Comp Series SBC FT 4.030B/1.062CD

Part Number: DPP-10209

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Comp Series SBC FT 4.030B/1.000CD

Part Number: DPP-10212

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Comp Series LS1 FT 4.130B/4.000S/6.125R/

Part Number: DPP-11586-R1

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SBC Comp Series FT 4.060B/1.000CD

Part Number: DPP-10214

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Comp Series SBC FT 4.125B/1.250CD

Part Number: DPP-10215

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SBC Comp Series FT 4.155B/1.125CD

Part Number: DPP-10219

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Comp Series LS FT 3.780B/3.622S/6.125R/1

Part Number: DPP-11593-R1

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Estimated Ship Date: Jan 26, 2026 if ordered today

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