Cold Air Intake for 2003-2008 Mazda 6 2.3L MZR I4 & 3.0L Duratec V6

High-flow cold air intake kit for 2003-2008 Mazda 6 (first-gen, GG/GY platform) with 2.3L MZR I4 or 3.0L Duratec V6. Fits all trims (S, GS, GT, i) across Sedan, Hatchback, and Wagon body styles. Mandrel-bent aluminum intake tube with black powder-coated finish and dry reusable cone filter. +5-8 WHP, sharper throttle response, deeper intake sound. Bolt-on installation in ~30 minutes — no tuning required. Engine-specific variants available: select the correct option for your 2.3L or 3.0L engine.

Overview

The first-generation Mazda 6 was engineered as a driver's car in the family-sedan segment — sharp handling, communicative steering, and a willing engine. But the factory intake system was tuned for mass-market NVH targets, not performance. The stock airbox routes intake air through a restrictive multi-chamber plastic resonator, choking airflow and muffling the engine note that Mazda's "Zoom-Zoom" marketing promised, but the factory never delivered.

The FLASHARK Cold Air Intake Kit replaces the entire factory airbox with a mandrel-bent aluminum intake tube and a high-flow dry cone filter, drawing cooler, denser air away from the exhaust manifold. Dyno testing shows gains of 5-8 WHP, with the most noticeable improvement in the 3,000-5,000 RPM mid-range — exactly where the 2.3L MZR and 3.0L Duratec V6 do their daily driving work. The factory ECU adapts automatically via fuel trim learning; no reflash or piggyback needed.

Installation is a true bolt-on — 30 minutes with basic hand tools, all factory mounting points reused. The dry filter is washable and reusable. The black powder-coated finish integrates cleanly with the engine bay, and the deeper intake sound under throttle finally delivers the character that the stock airbox spent years hiding.

Important: The 2.3L I4 and 3.0L V6 use different intake layouts and require different variants of this kit. Select the correct engine option when ordering.

Key Features

Mandrel-Bent Aluminum Intake Tube — Smooth internal walls eliminate the turbulence of the factory plastic tract. Black powder-coated finish resists corrosion and engine bay heat.

High-Flow Dry Cone Filter — Oil-free cotton gauze media captures debris without contaminating the MAF sensor. Washable and reusable — no oil recharge kits needed.

Engine-Specific Design — Separate variants for the 2.3L MZR I4 and 3.0L Duratec V6. Each variant routes the intake properly for its engine bay layout, MAF position, and throttle body orientation.

True Bolt-On Fitment — Pre-drilled brackets align with factory mounting points. All couplers, clamps, and hardware included. No cutting, drilling, or permanent modifications.

MAF & Sensor-Ready — Integrated provisions for the factory MAF sensor, intake air temperature sensor, and PCV breather. No check engine light when installed correctly.

Enhanced Induction Sound — The deeper intake growl under throttle finally delivers the character that Mazda's "Zoom-Zoom" branding promised. Noticeably louder at wide-open throttle, minimal drone at cruise.

Specifications

Brand: FLASHARK
SKU: FLIS25016
Material: Aluminum piping
Tubing Finish: Black powder-coated
Filter Type: Dry
Filter Media: Cotton gauze
Filter Style: Cone
Filter Color: Red
Installation: Bolt-on, ~30 minutes
Warranty: 1Year

Package Includes

1x Black powder-coated aluminum mandrel-bent intake tube
1x Red dry cotton gauze cone air filter
1x Silicone coupler set 
3x Stainless steel clamps
1x PCV breather hose
1x Mounting bracket and hardware kit