The boost is building and the nights are getting louder — Diesel Performance Engines Diesel Assault is back in 2026, and it’s coming in hot. Under lights at Willowbank Raceway, the air will be thick with turbo scream, diesel haze and pure attitude as the toughest diesel rigs in the country light up the ¼ mile.
Friday 20 February – Gates open 5:30pm | On track 6:00pm
Saturday 2 May – Gates open 4:00pm | On track 4:30pm
Friday 2 October – Gates open 5:30pm | On track 6:00pm
Saturday 2 May – Gates open 4:00pm | On track 4:30pm
Got a diesel-powered weapon itching to be unleashed? This is your moment — and yes, you can race for FREE. Simply print the flyer, fill it out, and hand it in at the gate to send your machine charging down the strip at no cost.
Expect hard launches, screaming turbos, flames after dark and a crowd that lives for it. With nonstop on-track action, cold drinks flowing at our new Raceway Bar, and engines roaring deep into the night, Diesel Assault is pure, unapologetic horsepower — and an absolute must-see.
Please Note: This event is for Diesel vehicles ONLY.
FREE RACE ENTRY HERE
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SPECTATOR PRICES
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ONLINE*
*incur a $2 processing fee
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AT THE GATE
(sorry no cash)
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ADULT
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$20
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$25
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STUDENTS/CONCESSIONS
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$18
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$23
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KIDS (13 AND UNDER)
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FREE
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$5
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PASSENGER RIDES
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N/A
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$25
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COMPETITOR PRICES
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AT THE GATE(sorry no cash)
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RACER ENTRANT
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$110 (or FREE with flyer)
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EXTRA CREW
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$25
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Passenger Rides Terms & Conditions
Conditions of Entry
Street Vehicle Drag Racing Regulations
IHRA Off Street Car Regulations