Air Cleaners, Filters, Intakes and Components
Circle Track Air Cleaners, Filters & Intakes for Late Models & Modifieds at JJ Motorsports
Maximize airflow and protect your race engine from dirt and debris with premium circle track air cleaners, filters, and intake components from JJ Motorsports. Our selection includes flat and domed air cleaner assemblies, pre-filters, replacement tops, and high-flow elements designed for late models, modifieds, street stocks, and IMCA dirt racing. These durable parts ensure superior filtration, increased horsepower, and consistent performance in dusty track conditions while fitting popular 5-1/8" carb flanges and 14-inch setups.
Shop trusted brands like K&N and Dirt Defender for race-proven quality. Explore related categories such as circle track air and fuel for complete systems or circle track engines and components for power upgrades.
Top Circle Track Air Cleaners & Filters
- Race Car Flat Air Cleaner Assembly Kit 14x4 with 5-1/8" Carb Flange - Silver – Complete flat air cleaner kit with silver base and top, 1/2" Sure Seal spacer, washable 14x4 filter element, pre-filter outerwear (choose color), and 7" aluminum stud/nut for low-profile carbureted setups.
- K&N 14in x 4in Pre-Cleaner KNE25-3750 – Wrap-around pre-filter shield extends the life of your main air filter by trapping large dirt particles; fits 14" diameter x 4" height air cleaners.
- Dirt Defender Air Cleaner Top 14in Neon Orange DDR5005 – Rugged plastic 14-inch replacement lid in bright neon orange for custom engine bay styling and protection; adds attitude and completes any race car look.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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3in Breather Pre-Filter Red 10-1013-03
OUTERWEARS
$10.95Engine breather systems require proper filtration to prevent atmospheric contaminants from entering your crankcase and compromising oil integrity. This polyester pre-filter wrap captures particles...OUT10-1013-03- SKU:
- OUT10-1013-03
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- MFG Part #:
- 10-1013-03
$10.95 -
3in Breather Pre-Filter Black 10-1013-01
OUTERWEARS
$10.95Engine breather systems require proper filtration to prevent moisture, oil vapor, and contaminants from degrading crankcase ventilation efficiency. This 3-inch pre-filter wrap acts as the first line...OUT10-1013-01- SKU:
- OUT10-1013-01
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- MFG Part #:
- 10-1013-01
$10.95 -
14in A/Cl W/5in Element Purple 10-1004-07
OUTERWEARS
$24.45Airborne dust and debris are the silent killers of engine performance and filter longevity. This Outerwears prefilter wraps around your existing air filter to intercept fine particles before they...OUT10-1004-07- SKU:
- OUT10-1004-07
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MFG Part #:
- 10-1004-07
$24.45 -
14in A/Cl W/5in Element Orange 10-1004-05
OUTERWEARS
$24.45If you're running an open-element air intake, you're exposing your engine to dust, sand, and debris that can compromise filter longevity and performance. The Outerwears 14in prefilter wraps around...OUT10-1004-05- SKU:
- OUT10-1004-05
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MFG Part #:
- 10-1004-05
$24.45 -
14in A/Cl W/5in Element Yellow 10-1004-04
OUTERWEARS
$24.45Unfiltered air is your engine's worst enemy—dust, sand, and debris compromise performance and accelerate wear. The Outerwears 14in A/Cl prefilter wraps around your existing air filter to trap...OUT10-1004-04- SKU:
- OUT10-1004-04
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MFG Part #:
- 10-1004-04
$24.45 -
14in A/Cl W/5in Element Red 10-1004-03
OUTERWEARS
$24.45Engine intake quality directly impacts horsepower, throttle response, and long-term reliability. The Outerwears 14" prefilter wraps around your air filter element to trap sand, dirt, and debris...OUT10-1004-03- SKU:
- OUT10-1004-03
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- MFG Part #:
- 10-1004-03
$24.45 -
14in A/Cl W/4in Element Purple 10-1002-07
OUTERWEARS
$24.45Protect your engine's breathing system from contamination without sacrificing airflow. This 14-inch Outerwears air filter wrap uses puncture-resistant polyester mesh to intercept sand, dirt, and fine...OUT10-1002-07- SKU:
- OUT10-1002-07
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- MFG Part #:
- 10-1002-07
$24.45 -
14in A/Cl W/4in Element Orange 10-1002-05
OUTERWEARS
$24.45Protect your engine's breathing efficiency with this Outerwears air filter wrap. Fine dust and sand particles that bypass your primary filter can cause accelerated wear and power loss—this...OUT10-1002-05- SKU:
- OUT10-1002-05
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- MFG Part #:
- 10-1002-05
$24.45 -
14in A/Cl W/4in Element Yellow 10-1002-04
OUTERWEARS
$24.45If you're running your engine in dusty or high-contamination environments—whether at the track or on desert trails—an air filter prefilter is essential protection for maintaining peak airflow and...OUT10-1002-04- SKU:
- OUT10-1002-04
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- MFG Part #:
- 10-1002-04
$24.45 -
14in A/Cl W/4in Element Red 10-1002-03
OUTERWEARS
$24.45Dust and debris are your engine's worst enemies, robbing airflow and reducing horsepower before they ever reach your intake. This Outerwears pre-filter wraps around your 14-inch air filter element to...OUT10-1002-03- SKU:
- OUT10-1002-03
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- MFG Part #:
- 10-1002-03
$24.45 -
14in A/Cl W/4in Element Blue 10-1002-02
OUTERWEARS
$24.45Protect your engine's air intake from dust, sand, and debris without sacrificing airflow or performance. The Outerwears 14-inch prefilter wraps around your existing air filter element, extending...OUT10-1002-02- SKU:
- OUT10-1002-02
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- MFG Part #:
- 10-1002-02
$24.45 -
14in A/Cl W/4in Element Black 10-1002-01
OUTERWEARS
$24.45Airborne dust and debris compromise filter efficiency and engine longevity—especially in high-performance applications where precision matters. The Outerwears 14in prefilter wraps your existing air...OUT10-1002-01- SKU:
- OUT10-1002-01
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- 10-1002-01
$24.45 -
Moroso 14x3 Air Cleaner Kit w/Raised Bottom Chrome 65913
MOROSO
$100.99A properly sized air cleaner assembly is essential for optimizing carburetor efficiency and engine performance. The Moroso 14x3 with raised bottom design improves airflow while maintaining a clean...MOR65913- SKU:
- MOR65913
- Availability:
- Ships Same Business Day
- Weight:
- 4.30 LBS
- MFG Part #:
- 65913
$100.99 -
Moroso 14in Flat Bottom A/C 65911
MOROSO
$82.99A properly sized air cleaner assembly is essential for maintaining optimal carburetor performance and engine efficiency. The Moroso 14in Flat Bottom A/C delivers a clean, functional design that...MOR65911- SKU:
- MOR65911
- Availability:
- Ships Same Business Day
- Weight:
- 4.10 LBS
- MFG Part #:
- 65911
$82.99 -
Stockcar Replacement Filter 1003-SCF
KINSER AIR FILTERS
$51.99Keep your Kinser stock car running at peak efficiency with a fresh replacement air filter element. A clean, high-flow foam filter directly impacts engine breathing and performance...KNS1003-SCF- SKU:
- KNS1003-SCF
- Availability:
- Ships Same Business Day
- Weight:
- 0.22 LBS
- MFG Part #:
- 1003-SCF
$51.99Qty in Cart: 0Quantity:Price:$51.99Subtotal: -
Stockcar Filter Without Base 14in x 5 1/2in 1003-SC1
KINSER AIR FILTERS
$146.99Stock car racing demands an air intake system that can handle high-volume airflow while maintaining consistent filtration under extreme conditions. This 14-inch filter element delivers the...KNS1003-SC1- SKU:
- KNS1003-SC1
- Availability:
- Ships Same Business Day
- Weight:
- 3.05 LBS
- MFG Part #:
- 1003-SC1
$146.99Qty in Cart: 0Quantity:Price:$146.99Subtotal: -
Stockcar Outerwear 1003-OW
KINSER AIR FILTERS
$49.99Engine heat management directly impacts fuel efficiency and component longevity—the Stockcar Outerwear 1003-OW air box wrap shields your intake system from underhood radiant heat while maintaining...KNS1003-OW- SKU:
- KNS1003-OW
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- MFG Part #:
- 1003-OW
$49.99Qty in Cart: 0Quantity:Price:$49.99Subtotal: -
Filter Element 14 x 3-1/16 KNEE3743
K AND N ENGINEERING
$83.99A quality air filter element is fundamental to maintaining optimal engine performance and longevity. This reusable cotton filter delivers superior airflow while effectively trapping contaminants,...KNEE3743- SKU:
- KNEE3743
- Availability:
- Ships Same Business Day
- Weight:
- 2.22 LBS
- MFG Part #:
- E-3743
$83.99Qty in Cart: 0Quantity:Price:$83.99Subtotal: -
Stub Stack 85-0200
K AND N ENGINEERING
$78.99If you're running a Holley 4150 or 4160 carburetor, airflow consistency directly impacts throttle response and fuel atomization across the rpm range. The Stub Stack 85-0200 air flow director mounts...KNE85-0200- SKU:
- KNE85-0200
- Availability:
- Ships Same Business Day
- Weight:
- 0.69 LBS
- MFG Part #:
- 85-0200
$78.99 -
14in X-Stream Assy. 1.25 Drop Base KNE66-3070
K AND N ENGINEERING
$262.99A quality air cleaner assembly is foundational to any high-performance engine build—it directly impacts airflow efficiency, throttle response, and overall reliability. The 14in X-Stream Assy delivers...KNE66-3070- SKU:
- KNE66-3070
- Availability:
- Ships Same Business Day
- Weight:
- 6.57 LBS
- MFG Part #:
- 66-3070
$262.99Qty in Cart: 0Quantity:Price:$262.99Subtotal:
