The Malian MAL-621 exhaust-component package is for a Mazda MX5 / Miata Mk2 (NB) 1.8-litre BP turbo conversion using an Impreza TD04 or TD05 turbo. It combines the engine-specific turbo manifold, MAL-520 downpipe, MAL-380 adapter and MAL-519 gearbox support bracket.

Key features

• Mazda MX5 / Miata Mk2 (NB) 1.8-litre BP
• Exhaust-component package for an Impreza TD04 or TD05 turbo
• 2.5-inch exhaust pipework
• original Mk2 catalytic converter
• Turbo manifold, downpipe and support bracket included
• Tested RHD fitment; standard turbo orientation
• All gaskets supplied; bolts included except turbo rear-housing bolts

Design details

The supplied MAL-380 adapter connects this exhaust package to an original Mk2 catalytic converter. Match the cat length and connection to your car before ordering.

Important fitment information

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.

Select this kit for the Mk2 (NB) 1.8-litre BP application and the original Mk2 catalytic converter 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.

What’s in the box?

• 1 × 1.8-litre turbo exhaust manifold (MAL-034)
• 1 × Impreza-turbo downpipe (MAL-520)
• 1 × original Mk2 catalytic converter adapter (MAL-380)
• 1 × Gearbox/downpipe support bracket (MAL-519)
• 1 × Fitting plate (BAR-109)
• 1 × Fitting kit with all gaskets and bolts for these exhaust components, except the bolts into the turbo rear housing