R Theory NA/NB Miata Billet Aluminum Oil Cap (1990-2005)

A billet aluminum oil filler cap that replaces the factory plastic cap. R Theory Motorsports machines it from 6061 aluminum, anodizes it and laser engraves it to match their end links and sway bar blocks.

Fits

• NA and NB Miata, 1990-2005: 1.6L B6 and 1.8L BP engines

In the box

• Billet oil cap
• Standard-size rubber O-ring

Import tariffs covered: the price includes the US import tariff, so there is nothing extra to pay on delivery.

Returns

• Returns are accepted within 30 days of delivery on new, uninstalled parts in their original packaging, less a 20% restocking fee.
• Return shipping is paid by the buyer, unless the return is due to our error, and the original shipping charge is not refunded.
• Installed or modified parts, electrical parts and made-to-order items cannot be returned.
• A part that arrives damaged, faulty or wrong: contact us within 7 days of delivery with photos of the part and the box.
• Contact us to start a return before sending anything back; returns ship to our shop, and we send the address.