


Nitrous Express GM EFI Dual Stage Nitrous Kit (50-150HP x 2) w/5lb Bottle
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Nitrous Express GM EFI Dual Stage Nitrous Kit (50-150HP x 2) w/5lb BottleNitrous Express. GM EFI DUAL STAGE (5 Want more horsepower without the hassle and expense of going direct port? Then the NX dual stage nitrous systems are the way to go. Having two stages means you double your power options at the click of a switch. The dual ? Shark nozzles give adjustability from 50 to 300 wheel horsepower in 25hp increments. System comes complete with 5lb nitrous bottle stainless bottle bracket Lightning solenoids extra long
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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★★★★★ 5
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Color: Black, Size: 14
My son 11 yo i purchased the size 12-14 fits perfectly . Quality is amazing. Great 3 piece suit. Everything included but the button up as expected. Will purchase again next year.
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Reviewed in the United States on May 16, 2026
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Boys Will Be Boys
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★★★★★ 5
Fixed perfectly.
Color: Light Blue, Size: 14
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