Final Day! $20 Off $250 / $40 Off $500 / $80 Off $1000 - Use Promo Code: CYBER

Final Day! $20 Off $250 / $40 Off $500 /
$80 Off $1000 - Use Promo Code: CYBER

Summit Racing SpeedCard - learn how to get 15% back - Get Details!

Filters

  • In Stock
  • Bore (in.)
  • Bore (mm)
  • In Stock

Selected Filters

Filters

  • Bore (in.)
  • Bore (mm)
Diamond Pistons

BUICK Diamond Pistons Pistons

All the results found for this search are Not In Stock.

Individual Parts
Part Groups

Results 1 - 12 of 12

Diamond Pistons Buick 231 Forced Induction Dish Series Pistons 21401-6-H

Diamond Pistons Buick 231 Forced Induction Dish Series Pistons 21401-6-H

Diamond Pistons Buick 231 Forced Induction Dish Series Pistons 21401-6-H

3.8L 231 3.820B/1.850CD/Kit

Part Number: DPP-21401-6-H

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Diamond Pistons Buick 231 Forced Induction Dish Series Pistons 21402-6-H

Diamond Pistons Buick 231 Forced Induction Dish Series Pistons 21402-6-H

Diamond Pistons Buick 231 Forced Induction Dish Series Pistons 21402-6-H

3.8L 231 3.830B/1.850CD/Kit

Part Number: DPP-21402-6-H

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Diamond Pistons Buick 231 Forced Induction Dish Series Pistons 21403-6-H

Diamond Pistons Buick 231 Forced Induction Dish Series Pistons 21403-6-H

Diamond Pistons Buick 231 Forced Induction Dish Series Pistons 21403-6-H

3.8L 231 3.840B/1.850CD/Kit

Part Number: DPP-21403-6-H

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21406-6-H

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21406-6-H

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21406-6-H

3800 L67 3.810B/1.205CD/Kit

Part Number: DPP-21406-6-H

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21407-6-H

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21407-6-H

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21407-6-H

3800 L67 3.820B/1.205CD/Kit

Part Number: DPP-21407-6-H

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21408-6-H

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21408-6-H

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21408-6-H

3800 L67 3.800B/1.205CD/Kit

Part Number: DPP-21408-6-H

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21409-6-H

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21409-6-H

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21409-6-H

3800 L67 3.810B/1.205CD/Kit

Part Number: DPP-21409-6-H

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21410-6-H

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21410-6-H

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21410-6-H

3800 L67 3.820B/1.205CD/Kit

Part Number: DPP-21410-6-H

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21412-6-H

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21412-6-H

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21412-6-H

3800 L67 3.810B/1.205CD/Kit

Part Number: DPP-21412-6-H

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21413-6-H

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21413-6-H

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21413-6-H

3800 L67 3.820B/1.205CD/Kit

Part Number: DPP-21413-6-H

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21405-6-H

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21405-6-H

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21405-6-H

3800 L67 3.800B/1.205CD/Kit

Part Number: DPP-21405-6-H

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21411-6-H

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21411-6-H

Diamond Pistons Buick 3800 Forced Induction Dish Series Pistons 21411-6-H

3800 L67 3.800B/1.205CD/Kit

Part Number: DPP-21411-6-H

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 29, 2025 if ordered today

  • 1
  • Page 1 of 1

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.

Summit Racing Speedcard. Synchrony Car Care.

Summit Racing Equipment SpeedCard

Jumpstart Your Next Project!

View Details|See if you Prequalify