The Malian MAL-622 exhaust-component package is for a Mazda MX5 / Miata Mk2.5 (NBFL) 1.6-litre B6 turbo conversion using an Impreza TD04 or TD05 turbo. It combines the engine-specific turbo manifold, MAL-520 downpipe, MAL-381 exhaust section and MAL-519 gearbox support bracket.

The exhaust pipework is stainless steel with TIG-welded joints and a 2.5-inch bore.

Key features

• Mazda MX5 / Miata Mk2.5 (NBFL) 1.6-litre B6
• Exhaust-component package for an Impreza TD04 or TD05 turbo
• 2.5-inch exhaust pipework
• Mk2.5 straight-through exhaust section
• Turbo manifold, downpipe and support bracket included
• Tested RHD fitment; standard turbo orientation
• All gaskets supplied; bolts included except turbo rear-housing bolts

Design features

This version includes MAL-381, the Mk2.5 straight-through exhaust section.

Fitment notes

Select this kit for the Mk2.5 (NBFL) 1.6-litre B6 application and the Mk2.5 straight-through exhaust section configuration. Compatible with Impreza TD04 or TD05 turbos in standard orientation, with no turbo clocking required. Physically fitted and tested on the specified right-hand-drive (RHD) application. No vehicle modifications are required to install these exhaust components. Left-hand-drive (LHD) fitment has not been verified. Match the catalytic-converter/exhaust connection to your car before ordering.

Important: Exhaust components only. The turbocharger, intercooler, intake pipework, oil/coolant lines, fuel-system upgrades and engine management are not included. The bolts into the turbo rear housing are not supplied; these usually come with the turbo.

What’s in the box?

• 1 × 1.6-litre turbo exhaust manifold (MAL-033)
• 1 × Impreza-turbo downpipe (MAL-520)
• 1 × Mk2.5 straight-through exhaust section (MAL-381)
• 1 × Gearbox/downpipe support bracket (MAL-519)
• 1 × EGR blanking plate (BAR-109)
• 1 × Fitting kit with all gaskets and bolts for these exhaust components, except the bolts into the turbo rear housing