2015-2021 STI

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HKS LEGAMAX Cat-Back Exhaust System

MSRP:

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Now: $1,149.99
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HKS

HKS Hi-Power Cat Back Exhaust

MSRP:

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Now: $1,137.50
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Greddy Supreme SP Cat Back Exhaust

MSRP:

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Now: $1,040.25
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ACT

ACT Performance Street Clutch Kit SB10-HDSS

MSRP:

Was:

Now: $833.00