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HKS USA
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HKS Subaru Impreza WRX STi Products
 HKS + STi = Technical Perfection
 HKS USA, Inc. introduces its product line-up for the 2008 Subaru Impreza WRX STi.
 2008 WRX STi products currently available through Authorized HKS Dealers:
 •  Super Hybrid filter
 •  Legamax Premium Muffler
 •  Center Pipe 65mm SUS304
 •  Twin Power DLI II
 •  Super SQV 3 Blow Off Valve Kit (WRX 5dr & STi)
 •  Turbo Timer Harness
 •  Hipermax III
 •  Hipermax III Sport
 •  Racing Suction Reloaded Kit
 •  Air Intake Funnel (Stock Airbox)
 •  S/S Exhaust Manifold
 •  F-CON Harness
 •  Bellmouth Downpipe
 •  Legamax Premium Race Muffler & Set
 •  WRX STi Return (Recirculation) Kit
 •  GT3037S Full Turbo Kit
 •  R-Type Front Mount Intercooler Kit
 The HKS Super Hybrid Filter is a simple, drop-in, OEM replacement intake panel filter that produced up to 5 RWHP during testing.
 The HKS Legamax Premium Muffler for the STI features a fully polished, stainless steel 304 muffler and piping mated to dual 90mm rolled Titanium tips on each side of the dual exit exhaust. Legamax Premium is currently available as a rear muffler section and is designed to bolt-on to the factory mid pipe. Initial testing with the rear section produced 3 RWHP. An optional SUS304 center pipe has completed development and will arrive to the North American market soon. A full 75mm cat-back, race exhaust system is now available.
 Coming soon are the Sport Turbo Upgrade Kit.
 Also available from HKS USA are products for the 2008 Subaru Impreza WRX (5 Door).
 

  


Part # Description MSRP Find a Dealer
31021-AF012 Exhaust Legamax Premium 2008 WRX STi (Rear Section)  $1195.00
33004-AF002 Center Pipe 65mm (SUS304)  $455.00
71007-AF013 WRX STi SSQV 3 Kit $325.00
70017-AF001 WRX STi & 5 Door Super Hybrid Filter $45.00
43001-AF003 Twin Power DLI II WRX $660.00
41003-AF006 Turbo Timer Harness FT-6 $23.00
80140-AF008 Hipermax III $2095.00
80155-AF008 Hipermax III Sport $2275.00
70020-BF010 Racing Suction Reloaded Kit $345.00
70999-AF001 Air Intake Funnel 08 STi (stock airbox) $95.00
14019-KF001 Stainless Steel Exhaust Manifold 08 WRX & STi $1195.00
42002-AF002 F-CON Harness FP5-9 $475.00
33006-BF003 Bellmouth Downpipe 08 WRX (5-door) & STi (Cast bellmouth with SUS304 piping) Off-road use only / for stock and & HKS center pipe $520.00
31008-BF002 Legamax Premium Race Exhaust 75mm (Includes center pipe) & HKS Bellmouth Downpipe Set (Off-Road Use Only)

$2075.00

31008-BF001 Legamax Premium Race Exhaust 75mm (Includes center pipe / HKS Bellmouth Downpipe #33006-BF003 is required and is *sold separately*) (Off-Road Use Only)

$1580.00

71002-AF002 WRX STi Return (Recirculation) Kit

$35.00

11003-KF001 GT3037S Full Turbo Kit 08 WRX STi (GT II Wastegate, downpipe, up-pipe, requires 70020-BF010 & 13001-AF014 *All sold separately*) Off-Road Use Only

$5195.00

13001-AF014 Intercooler Kit 08 WRX STi (Requires smaller battery & Racing Suction Kit 70020-BF010 *All sold separately*) Off-Road Use Only

$2095.00

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