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Air and Fuel› Air Cleaners, Filters, Intakes and Components

Mazda

Engine Air Filter

$22.24 $16.01 Save $6.23

SKU: N350-13-Z40-9U

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In Stock
Ships by Aug 5
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30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

The Mazda N350-13-Z40-9U is a genuine OEM engine air filter designed as a direct replacement for the 1986-1995 Mazda RX-7. This air filter is essential for maintaining optimal engine performance by ensuring clean air enters the fuel-injected engine. This filter replaces several older Mazda part numbers, including n31813z00, n32613z00, n32613z40, n35013z40, and n3a113z40, making it a versatile option for owners needing to replace their original part. The description specifically notes its compatibility with RX-7 models equipped with fuel injection.

MIA's Description

The Mazda N350-13-Z40-9U is an engine air filter designed for Mazda RX-7 vehicles with fuel injection.

This genuine Mazda part replaces multiple previous part numbers including n31813z00, n32613z00, n32613z40, n35013z40, and n3a113z40. It is specifically for the 1986-1995 Mazda RX-7.

Fitment

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Specifications

BrandMazda
Part NumberN350-13-Z40-9U
CategoryAir and Fuel

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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