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HKS GR Supra Hi-Power 409 GC8 EJ20

Marsoni M251S
Sale price$550.00
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Get it in 3 business days with 1 day shipping. Friday, May 29
HKS GR Supra Hi-Power 409 GC8 EJ20SKU: 31006 AF009 UPC: 4957266915974 HKS Hi Power 409 Muffler Subaru Impreza GC8 EJ20 Turbo 1993 1999 The HKS Hi Power 409 muffler delivers precise engineering for Subaru Impreza GC8 models with EJ20 Turbo engines from November 1992 to August 1999. This catback system fits 2 door sedan configurations and upgrades stock exhaust with larger piping for freer flow and aggressive tone. Expect noticeable gains in throttle response and horsepower alongside a
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4.6 ★★★★★
Based on 1844 reviews
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Urbano Santos
Chelsea, US
★★★★★ 5
Muy practicas!
Size: 7-9.5, Color: Ma Gray
Muy confortables!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 24, 2025
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Verified Purchase
Jeffrey S. Sneathen
Dallas, US
★★★★★ 4
Nice overall!
Size: 10-13, Color: Brownish
Good overall slipper. Very comfortable!
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Reviewed in the United States on April 7, 2026
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John
Los Angeles, US
★★★★★ 5
Useage
They are very comfortable.
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Reviewed in the United States on October 7, 2024
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R.Hoff
Waukegan, US
★★★★★ 5
Warm
Bought for my husband,the fit is as expected,warm and comfy.
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Reviewed in the United States on November 30, 2022
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Verified Purchase
Rebecca Hesson
West Palm Beach, US
★★★★★ 5
Warm and handy!
Size: 7-9.5, Color: Black Lattice
Bought these for my husband to wear while he races on his racing simulator. He likes that they are very warm while still being thin enough he can feel the pedals!
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Reviewed in the United States on January 16, 2023

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