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Nitrous Express (NX)

Nitrous Express Holley Hi-Ram Plenum Plate Nitrous Systems

Not Yet Reviewed

Nitrous Express Holley Hi-Ram Plenum Plate Systems take full advantage of the Holley Hi-Ram intake manifold. The Hi-Ram plenum plate bolts right in between the uppe
Nitrous Express Holley Hi-Ram Plenum Plate Systems take full advantage of the Holley Hi-Ram intake manifold. The Hi-Ram plenum plate bolts right in between the upper and lower intake manifold making the install super clean and quick. These systems inject nitrous and fuel above each cylinder from the side of the runner providing direct port-like distribution without having a flow restricting nozzle or spray bar. The Hi-Ram nitrous plate is made from billet aluminum with passages machined directly into the plate so there is no need to worry about spray bars breaking or spinning. The systems come complete with billet al
Nitrous Express Holley Hi-Ram Plenum Plate Systems take full advantage of the Holley Hi-Ram intake manifold. The Hi-Ram plenum plate bolts right in between the upper and lower intake manifold making the install super clean and quick. These systems inject nitrous and fuel above each cylinder from the side of the runner providing direct port-like distribution without having a flow restricting nozzle or spray bar. The Hi-Ram nitrous plate is made from billet aluminum with passages machined directly into the plate so there is no need to worry about spray bars breaking or spinning. The systems come complete with billet aluminum and carbon fiber Lightning solenoids, stainless steel braided lines, wiring, switches and every nut, bolt and connector needed to install the system. The systems ordered with a nitrous bottle include a billet aluminum Lightning 500 bottle valve and the stainless bottle brackets.

Showing In Stock Items. Show All 5 Items.

Results 1 - 5 of 5

Nitrous Express Holley Hi-Ram Plenum Plate Nitrous Systems 20940-10

Made in the USA Nitrous Express Holley Hi-Ram Plenum Plate Nitrous Systems 20940-10

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 10/31/2026

Get a FREE T-Shirt on qualifying Nitrous Express purchases! Visit www.summitracing.com/go/nex for redemption information.

Get a FREE Shirt after rebate on Nitrous Express purchases of $199 or more! Visit www.summitracing.com/go/nex for details and redemption form. Valid on purchases made between 8/14/26 and 10/31/26. Rebate must be submitted no later than 30 days after purchase date. U.S.A. residents only. Limit one free T-shirt per qualifying transaction. Cannot be combined with any other offer. End consumer rebate only. Purchases must total $199 or greater at MAP price in a single transaction.

Nitrous Express Holley Hi-Ram Plenum Plate Nitrous Systems 20940-10

Nitrous Oxide System, Holley High-Ram Plenum Plate, Intake Spacer Plate, Wet, Gasoline, 10 lbs. Bottle, Stainless Steel Brackets, Fuel Injection, Kit

Part Number: NEX-20940-10

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2026 if ordered today

    • Mail - In Rebate

    Rebate amount based on part(s) total.

    Rebate Expires: 10/31/2026

    Get a FREE T-Shirt on qualifying Nitrous Express purchases! Visit www.summitracing.com/go/nex for redemption information.

    Get a FREE Shirt after rebate on Nitrous Express purchases of $199 or more! Visit www.summitracing.com/go/nex for details and redemption form. Valid on purchases made between 8/14/26 and 10/31/26. Rebate must be submitted no later than 30 days after purchase date. U.S.A. residents only. Limit one free T-shirt per qualifying transaction. Cannot be combined with any other offer. End consumer rebate only. Purchases must total $199 or greater at MAP price in a single transaction.

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Estimated Ship Date: Nov 3, 2026 if ordered today

Nitrous Express Holley Hi-Ram Plenum Plate Nitrous Systems 20940-00

Made in the USA Nitrous Express Holley Hi-Ram Plenum Plate Nitrous Systems 20940-00

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 10/31/2026

Get a FREE T-Shirt on qualifying Nitrous Express purchases! Visit www.summitracing.com/go/nex for redemption information.

Get a FREE Shirt after rebate on Nitrous Express purchases of $199 or more! Visit www.summitracing.com/go/nex for details and redemption form. Valid on purchases made between 8/14/26 and 10/31/26. Rebate must be submitted no later than 30 days after purchase date. U.S.A. residents only. Limit one free T-shirt per qualifying transaction. Cannot be combined with any other offer. End consumer rebate only. Purchases must total $199 or greater at MAP price in a single transaction.

Nitrous Express Holley Hi-Ram Plenum Plate Nitrous Systems 20940-00

Holley High Ram Plenum Plate System No Bottle

Part Number: NEX-20940-00

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2026 if ordered today

    • Mail - In Rebate

    Rebate amount based on part(s) total.

    Rebate Expires: 10/31/2026

    Get a FREE T-Shirt on qualifying Nitrous Express purchases! Visit www.summitracing.com/go/nex for redemption information.

    Get a FREE Shirt after rebate on Nitrous Express purchases of $199 or more! Visit www.summitracing.com/go/nex for details and redemption form. Valid on purchases made between 8/14/26 and 10/31/26. Rebate must be submitted no later than 30 days after purchase date. U.S.A. residents only. Limit one free T-shirt per qualifying transaction. Cannot be combined with any other offer. End consumer rebate only. Purchases must total $199 or greater at MAP price in a single transaction.

...Loading

Estimated Ship Date: Nov 3, 2026 if ordered today

Nitrous Express Holley Hi-Ram Plenum Plate Nitrous Systems 20963-10

Nitrous Express Holley Hi-Ram Plenum Plate Nitrous Systems 20963-10

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 10/31/2026

Get a FREE T-Shirt on qualifying Nitrous Express purchases! Visit www.summitracing.com/go/nex for redemption information.

Get a FREE Shirt after rebate on Nitrous Express purchases of $199 or more! Visit www.summitracing.com/go/nex for details and redemption form. Valid on purchases made between 8/14/26 and 10/31/26. Rebate must be submitted no later than 30 days after purchase date. U.S.A. residents only. Limit one free T-shirt per qualifying transaction. Cannot be combined with any other offer. End consumer rebate only. Purchases must total $199 or greater at MAP price in a single transaction.

Nitrous Express Holley Hi-Ram Plenum Plate Nitrous Systems 20963-10

Direct Port, Dry Holley High Ram Plate Nitrous System - 10lb Bottle

Part Number: NEX-20963-10

Not Yet Reviewed

Estimated Ship Date: Today

    • Mail - In Rebate

    Rebate amount based on part(s) total.

    Rebate Expires: 10/31/2026

    Get a FREE T-Shirt on qualifying Nitrous Express purchases! Visit www.summitracing.com/go/nex for redemption information.

    Get a FREE Shirt after rebate on Nitrous Express purchases of $199 or more! Visit www.summitracing.com/go/nex for details and redemption form. Valid on purchases made between 8/14/26 and 10/31/26. Rebate must be submitted no later than 30 days after purchase date. U.S.A. residents only. Limit one free T-shirt per qualifying transaction. Cannot be combined with any other offer. End consumer rebate only. Purchases must total $199 or greater at MAP price in a single transaction.

...Loading

Estimated Ship Date: Today

Nitrous Express Holley Hi-Ram Plenum Plate Nitrous Systems 20940-05

Made in the USA Nitrous Express Holley Hi-Ram Plenum Plate Nitrous Systems 20940-05

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 10/31/2026

Get a FREE T-Shirt on qualifying Nitrous Express purchases! Visit www.summitracing.com/go/nex for redemption information.

Get a FREE Shirt after rebate on Nitrous Express purchases of $199 or more! Visit www.summitracing.com/go/nex for details and redemption form. Valid on purchases made between 8/14/26 and 10/31/26. Rebate must be submitted no later than 30 days after purchase date. U.S.A. residents only. Limit one free T-shirt per qualifying transaction. Cannot be combined with any other offer. End consumer rebate only. Purchases must total $199 or greater at MAP price in a single transaction.

Nitrous Express Holley Hi-Ram Plenum Plate Nitrous Systems 20940-05

Holley High Ram Plenum Plate System w/ 5lb Bottle

Part Number: NEX-20940-05

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2026 if ordered today

    • Mail - In Rebate

    Rebate amount based on part(s) total.

    Rebate Expires: 10/31/2026

    Get a FREE T-Shirt on qualifying Nitrous Express purchases! Visit www.summitracing.com/go/nex for redemption information.

    Get a FREE Shirt after rebate on Nitrous Express purchases of $199 or more! Visit www.summitracing.com/go/nex for details and redemption form. Valid on purchases made between 8/14/26 and 10/31/26. Rebate must be submitted no later than 30 days after purchase date. U.S.A. residents only. Limit one free T-shirt per qualifying transaction. Cannot be combined with any other offer. End consumer rebate only. Purchases must total $199 or greater at MAP price in a single transaction.

...Loading

Estimated Ship Date: Nov 3, 2026 if ordered today

Nitrous Express Holley Hi-Ram Plenum Plate Nitrous Systems 20940-15

Made in the USA Nitrous Express Holley Hi-Ram Plenum Plate Nitrous Systems 20940-15

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 10/31/2026

Get a FREE T-Shirt on qualifying Nitrous Express purchases! Visit www.summitracing.com/go/nex for redemption information.

Get a FREE Shirt after rebate on Nitrous Express purchases of $199 or more! Visit www.summitracing.com/go/nex for details and redemption form. Valid on purchases made between 8/14/26 and 10/31/26. Rebate must be submitted no later than 30 days after purchase date. U.S.A. residents only. Limit one free T-shirt per qualifying transaction. Cannot be combined with any other offer. End consumer rebate only. Purchases must total $199 or greater at MAP price in a single transaction.

Nitrous Express Holley Hi-Ram Plenum Plate Nitrous Systems 20940-15

Nitrous Oxide System, Holley High-Ram Plenum Plate, Intake Spacer Plate, Wet, Gasoline, 15 lbs. Bottle, Stainless Steel Brackets, Fuel Injection, Kit

Part Number: NEX-20940-15

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2026 if ordered today

    • Mail - In Rebate

    Rebate amount based on part(s) total.

    Rebate Expires: 10/31/2026

    Get a FREE T-Shirt on qualifying Nitrous Express purchases! Visit www.summitracing.com/go/nex for redemption information.

    Get a FREE Shirt after rebate on Nitrous Express purchases of $199 or more! Visit www.summitracing.com/go/nex for details and redemption form. Valid on purchases made between 8/14/26 and 10/31/26. Rebate must be submitted no later than 30 days after purchase date. U.S.A. residents only. Limit one free T-shirt per qualifying transaction. Cannot be combined with any other offer. End consumer rebate only. Purchases must total $199 or greater at MAP price in a single transaction.

...Loading

Estimated Ship Date: Nov 3, 2026 if ordered today

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