AMSOIL Limited Warranty - Lubricants

AMSOIL INC. of Superior, Wisconsin hereby warrants that its lubricants are fit for use according to the written recommendations of AMSOIL INC. and in applications specifying one or more of the standards set forth in the product data bulletins and product labels. AMSOIL INC. further warrants its products to be free of defective materials,design, and workmanship. For complete info, read the .pdf below.

Amsoil Synthetic Lubricant Warranty (.pdf)

AMSOIL Limited Warranty - Lubricants

All Amsoil filters, including WIX and Donaldson, are backed by a limited warranty as well. Read the .pdf for the complete warrantly details. AMSOIL INC. warrants each AMSOIL filter to be free from defects in material and workmanship during the period of service life recommended by AMSOIL INC. or the engine or equipment manufacturer. THIS WARRANTY DOES NOT APPLY IF THE FILTER HAS BEEN IMPROPERLY INSTALLED, ABUSED, DAMAGED, USED IN COMPETITIVE RACING OR ON MODIFIED ENGINES OR IF USED IN ANY AIRCRAFT OR AVIATION APPLICATION. AMSOIL INC. DOES NOT MAKE FILTER RECOMMENDATIONS FOR AIRCRAFT OR AVIATION USE. If your AMSOIL filter is found to be defective in material or workmanship during the period of service life recommended by the engine or equipment manufacturer or per AMSOIL recommendations, AMSOIL INC. will replace the defective filter with another AMSOIL filter or refund or credit the Dealer’s or customer’s account. For complete info, read the .pdf below.

Amsoil Filter Warranty (.pdf)