Description

Oil Filter Adapter – Bypass – 3/4-16 in Center Thread – Four 1/2 in NPT Female Ports – Billet Aluminum – Natural – Each

Why Choose Us?



Frequently Asked Questions​

As an Authorized Automotive Retailer in the United States, we take pride in guaranteeing 100% authentic products from all brands available on our website. With partnerships spanning 1,000+ brands and a network of 20+ distributor warehouses nationwide, we maintain millions of auto parts in inventory across the USA, ensuring quick shipping and reliable service to our customers. When you shop with us, you're investing in quality and trust.
We believe we have the fastest backorder system in the U.S. auto parts industry, thanks to our strong partnerships with brands and vendors. Nearly all backordered auto parts are shipped directly by the vendors without any additional delays, or they are placed as special orders on the same day. In most cases, backordered parts are delivered within 5-10 days.
We offer unbeatable prices and the best shipping rates on auto parts, with exclusive protection and insurance included to safeguard your order from damage or loss. Enjoy convenient door-to-door delivery, real-time tracking, and our 100% satisfaction guarantee for a smooth, worry-free experience.
Our standard shipping typically takes 1-3 business days. We will provide estimated shipping time for each product. While we aim to deliver as quickly as possible, this timeframe ensures all orders are processed, prepared, and dispatched with care. If the products are not ready for shipping in 72 hours, we will refund you 100%
Absolutely. Once your order is dispatched, you’ll receive an email with tracking details, so you can follow your shipment every step of the way. Every step of shipping process will be sent through email notifications or using tracking page.
Every product page includes a stock level indicator to show what’s available. We always update the inventory 24/24. We’ll be happy to check availability and provide updates on new stock arrivals if you need a help.
We’re sorry to hear that your order wasn’t delivered in perfect condition. Please email us with your order number, a description of the issue, and photographs of the damaged item. Once we receive this information, we’ll arrange for a replacement or refund and handle the return process.
You can return items within 30 days of receipt. Ensure the product is new in its original packaging and securely wrapped for safe transit. Once we receive the item in sellable condition, we’ll issue a full refund for the product value. Contact us for the return address and further instructions.

About PERMA-COOL

Using knowledge gained from years of motorsports involvement, Perma-Cool has developed an extensive, high-quality product line. In addition to their race-proven oil and transmission coolers, Perma-Cool offers electric and mechanical fans, oil adapters and filter mounts, complete filtering systems, specialty coolers, and much more.

International Shipping

Below are estimated rates and delivery times for popular destinations; full carrier options are available at checkout.

Our dedicated team has years of experience managing international logistics and customs documentation to ensure smooth delivery from our US warehouse to your door. Please review our shipping policy and local import regulations before ordering.

Loading international estimates...

Reviews

There are no reviews yet.

Be the first to review “PERMA-COOL Spin On Adapter 2791”

Your email address will not be published. Required fields are marked *

Recently viewed products

  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PROFORM TH350 Locking Dipstick Chrome 66175

    SKU: PFM66175
    Product information
    • Weight1.05 lbs
    • Dimensions26.25 × 6.75 × 2.75 in
    • Quantity

      Each

    • Material

      Steel

    • Color

      Chrome

    • Finish

      Plated

    • Flexible / Solid

      Solid

    Details...
    Original price was: $40.45.Current price is: $36.77.Add to cart
    Original price was: $40.45.Current price is: $36.77.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PERTRONIX IGNITION Ford TFI Modulator D2010

    SKU: PRTD2010
    Product information
    • Weight0.205 lbs
    • Dimensions4.35 × 3.2 × 3.1 in
    • Product Line

      Flame-Thrower

    • Quantity

      Each

    • Pin Quantity

      9.0

    • Silicone / Dielectric Grease Included

      Yes

    • Material

      Ceramic

    Details...
    Original price was: $96.00.Current price is: $87.15.Add to cart
    Original price was: $96.00.Current price is: $87.15.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MSD IGNITION Ford 351W Crank Trigger Distributor 8378

    SKU: MSD8378
    Product information
    • Weight4.5 lbs
    • Dimensions18.8 × 6.9 × 6.7 in
    • Product Line

      Pro-Billet

    • Trigger Style

      Crank

    • Advance Type

      None

    • Cap Style

      Male

    • Cap Color

      Red

    Details...
    Original price was: $594.00.Current price is: $539.95.Add to cart
    Original price was: $594.00.Current price is: $539.95.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    SKYJACKER Single Stab Kit w/Red Boots 7119

    SKU: SKY7119
    Product information
    • Weight7.02 lbs
    • Dimensions23.5 × 6.6 × 3.65 in
    • Product Line

      Hydro 7000

    • Color

      White

    • Quantity

      Kit

    • Finish

      Paint

    • Material

      Steel

    Details...
    Original price was: $86.00.Current price is: $77.82.Add to cart
    Original price was: $86.00.Current price is: $77.82.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    TRANS-DAPT Hex Head Vc Fasteners 9182

    SKU: TRA9182
    Product information
    • Weight0.105 lbs
    • Dimensions7.35 × 2.7 × 1.05 in
    • Quantity

      Set of 4

    • Bolt/Stud

      Stud

    • Stud Length

      1 in

    • Thread Size

      1/4-20 in

    • Head/Nut Style

      Hex

    Details...
    Original price was: $46.90.Current price is: $42.64.Add to cart
    Original price was: $46.90.Current price is: $42.64.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    UMI PERFORMANCE Control Arm 6434-1-B

    SKU: UMI6434-1-B
    Product information
    • Weight17.9 lbs
    • Dimensions14 × 14 × 6 in
    • Hardware Included

      Yes

    • Material

      Steel

    • Color

      Black

    • Finish

      Powder Coat

    • Quantity

      Pair

    Details...
    Original price was: $839.99.Current price is: $699.99.Add to cart
    Original price was: $839.99.Current price is: $699.99.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    FAST ELECTRONICS Wire Harness Adapter Plug Early TPS 308030

    SKU: FST308030
    Product information
    • Weight0.145 lbs
    • Dimensions4.1 × 2.85 × 2 in
    • Quantity

      Kit

    • Harness Purpose

      TPS Sensor

    • Terminated

      Yes

    • Number Of Pins Per Connector

      3.0

    • UPC Code

      36584203407

    Details...
    Original price was: $24.09.Current price is: $20.95.Add to cart
    Original price was: $24.09.Current price is: $20.95.Add to wishlist
  • Add to wishlist
    Sale
    DYNATECH 3.5in Turn Down 780-00200
    Add to wishlist

    DYNATECH 3.5in Turn Down 780-00200

    SKU: DTH780-00200
    Product information
    • Weight1.61 lbs
    • Dimensions13.05 × 5.4 × 4.55 in
    • Material

      Steel

    • Finish

      Painted

    • Quantity

      Each

    • Overall Length

      9-3/4 in

    • Inlet Quantity

      1.0

    Details...
    Original price was: $22.40.Current price is: $20.36.Add to cart
    Original price was: $22.40.Current price is: $20.36.Add to wishlist
  • Add to wishlist
    Sale
    DIVERSIFIED MACHINE Single Steering Arm for  SRC2080/2085 Blk SRC-2100B
    Add to wishlist

    DIVERSIFIED MACHINE Single Steering Arm for SRC2080/2085 Blk SRC-2100B

    SKU: DMISRC-2100B
    Product information
    • Weight0.755 lbs
    • Dimensions8.55 × 2.45 × 0.8 in
    • Material

      Aluminum

    • Color

      Black

    • Finish

      Anodized

    • Quantity

      Each

    • Variant

      Yes

    Details...
    Original price was: $61.23.Current price is: $55.66.Add to cart
    Original price was: $61.23.Current price is: $55.66.
    Quantity Only 9 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    COMPUTECH SYSTEMS Gas/Meth Hydrometer Kit w/Case 3071
    Add to wishlist

    COMPUTECH SYSTEMS Gas/Meth Hydrometer Kit w/Case 3071

    SKU: CPT3071
    Product information
    Details...
    Original price was: $401.07.Current price is: $364.61.Add to cart
    Original price was: $401.07.Current price is: $364.61.Add to wishlist

    68