Exhaust Reference Guide (ST220)

Based on this article on STdriveRS.co.uk

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Ford OEM

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In one front silencer box there is a perforated pipe and a solid pipe. This is then reversed for the second box.

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Pretty typical OEM restrictive backbox.

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Milltek

100mm (4”) “jet” style tailpipes.

Pipe diameter 63.5mm.

Weight saving approximately 8.9KG.

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JP Exhausts

OEM-style 3.5in (88.9mm) tailpipes.

Twin 2in/50.8mm pipes (aftermarket ST220 exhausts generally go straight into one pipe) before merging into one 2.5in/63.5mm pipes.

304 stainless steel tubing with stainless 8mm flanges.

Polished stainless steel back boxes.

Available for hatchback, saloon and estate.

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Blueflame

100mm “Fuji / Monza” style tailpipes.

T304 grade stainless steel with Twin 4.00” Slash Cut Tails.

Mirror polished system in 57mm.

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Mongoose

2x 57mm into 63.5mm tubing.

Choice of tailpipe.

• P - Twin 3.5" Rolled In (One each side)

• S2 - Twin 4.5" Slash Cut (One each side

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Janspeed

T304 Grade Stainless Steel.

Duplex 3.5" Back slashed round.

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Custom exhausts

I know MIJ (and others) make them, so please let me know what you have (number of silencers and tailpipe size / design) with pics if poss!!