WIX Filters = Multiple Usage In-Line Fuel Filters Multiple Usage In-Line Fuel Filters Used for many import based vehicles. The ability to simply rotate the filter to provide the correct cradle angle and position for many new models without having to wait for the new product introductions. In-Line For Many Japanese Import Style Filters. Amazon: wix inline fuel filter Amazon's Choice for wix inline fuel filter. Wix 33003 (3/8") In-line Fuel Filter, Pack of 4. 4.6 out of 5 stars 30. $19 $ 19. 00. Get it as soon as Wed, Jun 5. FREE Shipping on orders over $25 shipped by Amazon. More Buying Choices $16 (2 new offers) Wix 33033 (3/8") In-line Fuel Filter, Pack of 4.