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K&N Air Filter High-Flow Performance Washable Reusable Oiled Drop-In Cold Air

The RF-1038 Universal Air Filter is constructed from an oiled cotton filter media. It comes with a K&N embossed carbon fiber top and base for strength and durability. The carbon fiber element adds to the light-weight design and gives this filter a smooth glass like finish. The RP-1038 is a clamp-on filter that has an inside flange diameter of 3-1/2 inches and a flange length of 15/16 inches. The base is 12 inches long by 6 inches wide and the filter height is 6 inches.

  • Designed to increase horsepower and acceleration
  • Strong and long-lasting clamp-on design
  • Carbon fiber composite increases aesthetics
  • Lighter than conventional filter tops
  • Washable and reusable
  • One year limited warranty
  • Pliable flanges absorb vibration and can be stretched up to 1/16 In. to fit in-between sizes
  • Air Filter Material: Cotton Gauze
  • Air Filter Shape: Oval Straight
  • Base Outside Length: 12 in (305 mm)
  • Base Outside Width: 6 in (152 mm)
  • Filter Re-Oiling Amount: 1.3 oz (39 ml)
  • Flange Angle: 0 degrees
  • Flange Inside Diameter: 3.5 in (89 mm)
  • Flange Length: 0.938 in (24 mm)
  • Flange Offset: 0 in (0 mm)
  • Flange Outside Diameter: 3.5 in (89 mm)
  • Flange Type: Centered
  • Flanges: 1
  • Frame Design: Flexible
  • Height: 6 in (152 mm)
  • Item Type: High Performance
  • Oil Included: Yes
  • Package Contents: 1 Air Filter
  • Package Material: Paperboard
  • Package Quantity: 1
  • Package Type: Box
  • Pre-Screened: No
  • Product Box Height: 8.75 in (222 mm)
  • Product Box Length: 13.38 in (340 mm)
  • Product Box Width: 9 in (229 mm)
  • Product Style: Unique Universal Air Filter
  • Product Weight: 0.95 lb (0.43 kg)
  • Top Material: None
  • Top Outside Length: 9.938 in (252 mm)
  • Top Outside Width: 3.938 in (100 mm)
  • Top Style: Carbon Fiber
  • Washable: Yes
  • Weight: 0.9 lb (0.4 kg)






Important Disclaimer
PLEASE NOTE: Majority of K&N Filters products are standard stock and will be with you in a few days. Estimated delivery times in this listing are for guidance purposes only. Delays in production can be due to high order volumes and occasionally some applications have to be special ordered which can usually take 5 to 10 working days. If there will be any delays in your order you will be informed within 24 hours.
Stock Level Disclaimer

If you are in urgent need of this product or have any doubt of whether it is in stock due to low quantity, please contact us prior to placing your order to check for availability.

Please read bullet points before purchase:

  • The available item quantity is correct at the time of uploading this listing.
  • This product may have multiple listings due to application of other suitable vehicles which affect stock levels.
  • This product may also be listed on our website which it may be sold through.
  • This product may also have sold through our retail store.

K&N Filters
For over 50 years, K&N has been an industry-leader in automotive filtration and technology offering products to increase performance, protection, and longevity in thousands of vehicle applications for consumers worldwide. All K&N products undergo rigorous testing to ensure that they adhere to demanding quality standards. We stand behind our products with some of the most extensive warranties in the aftermarket. In addition to performance air filters, K&N manufactures a variety of other protection and performance products, including air intake systems, oil filters, fuel filters, cabin air filters, and home air filters. Over the course of five decades, we have built a reputation for exceptional quality and customer service that millions of customers trust.

Item Specifics

Brand: K&N Filters
Package Contents: 1 Air Filter
Air Filter Material: Cotton Gauze
Package Quantity: 1
Washable: Yes
Flange Type: Centered
Flange Inside Diameter: 3.5 in (89 mm)
Air Filter Shape: Oval Straight
Top Material: None
Top Style: Carbon Fiber
Flange Length: 0.938 in (24 mm)
Flanges: 1
Product Style: Unique Universal Air Filter
Type: Universal Air Filter
Air Filter Material: Cotton Gauze
Air Filter Shape: Oval Straight
Base Outside Length: 12 in (305 mm)
Base Outside Width: 6 in (152 mm)
Filter Re-Oiling Amount: 1.3 oz (39 ml)
Flange Angle: 0 degrees
Flange Inside Diameter: 3.5 in (89 mm)
Flange Length: 0.938 in (24 mm)
Flange Outside Diameter: 3.5 in (89 mm)
Flange Type: Centered
Flanges: 1
Frame Design: Flexible
Item Type: High Performance
Oil Included: Yes
Package Contents: 1 Air Filter
Package Material: Paperboard
Package Quantity: 1
Package Type: Box
Pre-Screened: No
Product Box Height: 8.75 in (222 mm)
Product Box Length: 13.38 in (340 mm)
Product Box Width: 9 in (229 mm)
Product Style: Unique Universal Air Filter
Top Material: None
Top Outside Length: 9.938 in (252 mm)
Top Outside Width: 3.938 in (100 mm)
Top Style: Carbon Fiber
Type: Universal Air Filter
Washable: Yes

Reference Numbers

Manufacturer Part Number: RF-1038

Unsure about fitment? Please get in contact with your Reg Plate or VIN Number so we can confirm fitment.   

Unsure about fitment? Please get in contact with your Reg Plate or VIN Number so we can confirm fitment.   

Unsure about fitment? Please get in contact with your Reg Plate or VIN Number so we can confirm fitment.   

Unsure about fitment? Please get in contact with your Reg Plate or VIN Number so we can confirm fitment.   

Make Model Variant Bodystyle Type Engine From Year To Year
At Haz Motorsport all our orders are dispatched by reputable shipping couriers who make every effort to deliver goods within the estimated timescale. However, delays are occasionally inevitable due to unforeseen circumstances. We hold our trust in Royal Mail, DPD, UPS, etc., to deliver your parcel safely.

Delivery times are working days which exclude weekends and public holidays. Please enquire before purchasing if you are in a matter of urgency to discuss an express delivery option.

Please note some items advertised on our website are special order; they can take from 5 working days up to 8 weeks for delivery. If your item is special order, rest assured we will inform you within 24–48 hours to let you know the expected delivery timescale.

We recommend you do not book your vehicle in for any repairs until you physically have parts to save on any disappointment caused by delays. Haz Motorsport will be under no liability for any costs, damages, or expenses caused by any delays.
All unused and unwanted goods must be returned within 14 days of receipt. A refund or exchange will be offered provided the returned goods are in “as new” resalable condition with all original packaging and contents. The buyer is always responsible for the safe return of unwanted or faulty goods.

Under no circumstances will Haz Motorsport be held liable for any fitting/labour charges incurred by the buyer. It is entirely the buyer’s responsibility to ensure they have ordered the correct part prior to fitment and that the part has been installed correctly by a qualified mechanic/technician.

No liability or returns are accepted where buyers attempt to modify or adjust components. A minimum handling fee of 20% may be charged for returns of special-order items.

We will not under any circumstances pay any VAT/Import Duties on returns. If we are requested to do so, your return will be rejected/abandoned.
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