Sinister Diesel Pre-Filter Sock for Cold Air Intake SD-UPFS-01-20

But if your air filter gets clogged with dirt and debris; your power will suffer. With the Sinister Diesel Pre-Filter Sock you can add an extra layer of defense to keep your filter clean longer! It filters debris down to 5-microns and has been tested to show no significant drop in airflow. Protect your truck and your investment with a Pre-Filter today!

Order Processing: After your payment is authorized and verified, we will start processing your order and this process can take from 1 to 2 business days, so please be patient with us. If we are unable to process your order due to inaccurate or incomplete payment or incorrect address information, your order processing may be delayed.

Carrier: UPS/FedEx/USPS. Delivery Timescale: More than 90% of orders arrive in 10 business days after despatch.

FREE RETURNS on all orders!
The following conditions must be met:

1. Items must be returned within 30 days after the purchase date.
2. Items must be unworn, undamaged and in original packaging.