IMCA Modified Parts

A clean, efficient air intake is fundamental to consistent engine performance, and this classic profile filter delivers straightforward reliability for qualifying applications. With its 14-inch diameter and compact 3-inch height, it provides optimal...

A quality air filter is foundational to engine performance—it directly impacts airflow efficiency, throttle response, and engine longevity. The Classic Profile Filter 14x3 delivers consistent, unrestricted air delivery while its washable design...

A quality air filter is fundamental to engine performance—it directly impacts airflow, combustion efficiency, and horsepower delivery. This classic profile cotton filter offers superior filtration without the recurring cost of disposable replacements,...

A quality air filter is the first line of defense between your engine and contamination—directly impacting combustion efficiency and overall performance. The Classic Profile Filter 14x5 delivers reliable filtration in a compact, bolt-on design that fits...

A quality air filter is fundamental to engine performance—it directly affects intake efficiency, combustion quality, and overall horsepower delivery. The Classic Profile Filter 14x5 offers reliable, dry-element filtration that maintains consistent...

A high-flow air intake requires an equally capable filter to maximize performance gains without sacrificing engine protection. This classic profile design delivers consistent airflow while the reusable cotton media eliminates the recurring cost and waste...

If you're running a qualifying-only setup, airflow efficiency at the filter stage directly impacts your engine's ability to deliver peak horsepower when it counts. This low-profile design eliminates unnecessary height restrictions while maintaining the...

A high-flow air filter is fundamental to maximizing your engine's breathing efficiency and power output. This low-profile design delivers increased airflow to your intake system while maintaining excellent filtration, making it ideal for street and track...

A quality air filter is fundamental to engine performance—it directly impacts airflow efficiency, fuel combustion, and horsepower delivery. The Classic Profile Filter 14x4 uses synthetic media that resists clogging longer than standard paper elements,...

A quality air filter is the first line of defense between your engine and debris, and this classic profile unit delivers proven filtration without sacrificing airflow. The washable cotton element design eliminates the recurring cost of disposable filters...

A clean air filter is non-negotiable for maintaining peak engine performance and fuel efficiency. The WIX 46946R delivers reliable filtration with OEM-quality construction, ensuring your engine breathes freely without compromising protection against...

Replace your air filter without breaking your budget—or your race schedule. This washable, reusable filter eliminates the expense of disposable alternatives while maintaining consistent airflow throughout the season. Designed specifically for Walker's...

The Walker Performance 3000204 eliminates the downtime and expense of disposable filters by delivering a washable, reusable design built for high-performance applications. Its proprietary seal technology and soft urethane construction create an effective...

If you're running a 604 crate engine in IMCA Modified competition, your spoiler isn't just for show—it's a critical aerodynamic component that directly impacts your car's stability and downforce on the track. This heavy-duty aluminum spoiler is...

A robust nose support is critical for maintaining structural integrity and aerodynamic stability during high-speed cornering and aggressive track driving. The Wehrs modified corner design distributes lateral loads efficiently while the 3/16-inch aluminum...

Dirt Late Model and Modified racers know that chassis flex under hard cornering and acceleration costs you hundredths of a second and consistency on the track. The Fivestar Body Brace MD3 package provides rigid support across your chassis, reducing...

If you're running IMCA Sportsman or similar dirt track classes, your rear axle assembly needs to handle repeated stress from hard cornering and acceleration without failure. The Coleman Spindle Snout Rear 808-050 gives you a proven weld-on solution that...

If you're running a 602 crate engine in IMCA-UMP Northern Sport Modified competition, exhaust scavenging directly impacts your power curve and lap times. The Beyea SBC Modified Header delivers optimized collector design and properly sized primaries to...

Optimizing exhaust flow is critical for maximizing horsepower and torque in IMCA-UMP Modified competition, and the Beyea SBC Modified Header delivers the scavenging efficiency your engine needs to stay competitive. With precisely sized primary tubes and...

Worn control arm bushings create slop in your rear suspension geometry, robbing you of consistency and feedback under load. Allstar's low-friction steel bushings restore precise axle location and reduce parasitic resistance, translating to tighter...