Gift CardContactAbout
0 My Cart

Your cart is currently empty.

Continue shopping
Total: $0.00
View cart
Toggle menu
0
  • Home
  • Earl's – Straight Transmission Adapter -6 Male to 1/4-18 NPSM Male for GM 4L80E (Short/Front)
Sold out
Earl's – Straight Transmission Adapter -6 Male to 1/4-18 NPSM Male for GM 4L80E (Short/Front)
Load image into Gallery viewer, Earl's – Straight Transmission Adapter -6 Male to 1/4-18 NPSM Male for GM 4L80E (Short/Front)

Have Questions?

(425) 295-1665 Ask an Experts

  • Trusted by Racers

    Professional-grade parts used trackside.

  • Real Support, Real People

    Expert help during business hours.

  • Secure Shopping

    Encrypted checkout & trusted payments.

  • Fast U.S. Shipping

    Orders ship quickly from regional warehouses.

Earl's – Straight Transmission Adapter -6 Male to 1/4-18 NPSM Male for GM 4L80E (Short/Front)

Earls
ERL961980ERL
Out of stock
$22.05
Optimize your GM 4L80E transmission setup with the Earl’s Straight Transmission Adapter, designed to replace restrictive...
Earl's – Straight Transmission Adapter -6 Male to 1/4-18 NPSM Male for GM 4L80E (Short/Front)
Description

Optimize your GM 4L80E transmission setup with the Earl’s Straight Transmission Adapter, designed to replace restrictive factory hard lines and provide improved routing flexibility. This short/front adapter features a durable steel construction with a nickel finish, delivering a reliable seal and precision fitment. By converting the OEM 1/4-18 NPSM port to a -6 AN male connection, it allows easier integration with AN transmission cooler lines, improves clearance in tight transmission tunnels, and ensures dependable fluid flow during high-demand driving or engine swaps.

Features:

  • Direct-fit adapter for GM 4L80E transmissions (short/front position)
  • Converts 1/4-18 NPSM to -6 AN male
  • Steel construction with corrosion-resistant nickel finish
  • Provides additional clearance for engine swaps and custom builds
  • Compatible with AN cooler line systems
  • Ideal for performance, custom, and high-temperature applications
Read More
Read Less

Shipping

Order Processing
All orders are processed and shipped within 24 hours of purchase (excluding weekends and holidays).
Orders placed after 3:00 PM EST may ship the following business day.

Shipping Methods
Customers select their preferred shipping method and speed at checkout.
Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.

Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.

Returns

Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.

Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.

Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.

Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).

Your cart

×