Inspired and designed from endurance and GT racing in Japan, HKS developed its Hi-Power Exhaust system for both turbocharged and naturally aspirated applications. HKS has incorporated this new race inspired offset muffler and piping design into many street applications, which offers a greater flow and higher-PRM power gains due to the less restrictive design. This is achieved by eliminating unnecessary bends for the straightest exhaust path.
For turbocharged applications, the large and smooth exhaust flow allows greater exhaust velocity for better mid-range boost response and high-RPM power. Naturally aspirated vehicles also benefit from greater exhaust flow capacity as engine tuning levels increase. Certain applications are available in a Silent Hi-Power version which has an inner silencer built into the muffler. Like Drager Exhaust systems, Hi-Power Exhaust systems are made from SUS304 stainless steel muffler and tip assemblies. Depending on the application, Hi-Power muffler tips are 96mm, 115mm and 120mm in diameter, piping diameter ranges from 55mm to 95mm. Special Edition HKS Carbon Titanium Hi-Power Exhaust systems are exclusively available for certain popular applications. These exclusive versions of the Hi-Power Exhaust consist of a carbon fiber wrapped muffler shell, titanium tip, and polished SUS304 stainless steel piping.
Application | Tip | Tip Dia. (mm) | Piping Dia. (mm) | Part No. |
---|---|---|---|---|
ACURA | ||||
Integra GS, LS, RS 1990-1991 (1) | HP | 96 | 55 | 3203-EX002 |
Integra GS, LS, RS 1992-1993 (1) | HP | 96 | 55 | 3203-EX008 |
Integra GS, LS, RS 1994-2001 (1) | HP | 96 | 55 | 3203-EX001 |
Integra GSR 1994-1999 (1) | HP | 96 | 55 | 3203-EX012 |
Integra GSR 2000-2001 (1) | HP | 96 | 55 | 3203-EX001 |
RSX 2002-2003 (2) | HP | 115 | 60 | 32003-BH002 |
RSX S 2002-2003 (2) | HP | 115 | 60 | 32003-BH003 |
EAGLE | ||||
Talon TSI 1989-1994 Turbo (3) | HP | 96 | 65 | 3106-EX004 |
Talon TSI 1995-1998 Turbo (3) | HP | 115 | 75 | 3106-EX001 |
Talon TSI 1995-1998 Turbo (4) | HP | 115 | 60 | 3106-EX002 |
FORD | ||||
Focus ZX3 2000-2003 | HP | 96 | 55 | 3203-EX017 |
HONDA | ||||
Civic CX, DX 1996-2000 (1) | HP | 96 | 55 | 3203-EX019 |
Civic DX, LX, EX 2001-2003 (5) | HP | 96 | 55 | 3203-EX025 |
Civic DX, HX, LX 1996-1998 (6) | HP | 96 | 55 | 3203-EX010 |
Civic DX, LX, EX 1992-1995 (6) | HP | 96 | 55 | 3203-EX009 |
Civic DX, Si 1992-1995 (1) | HP | 96 | 55 | 3203-EX015 |
Civic EX 1996-1998 (6) | HP | 96 | 55 | 3203-EX009 |
Civic Si 2002-2003 (2) | HP | 115 | 60 | 32003-BH001 |
Civic Si, EX 1999-2000 | HP | 96 | 55 | 3203-EX014 |
S2000 2000-2003 (7) | HP | 96 | 60 | 32003-KH010 |
LEXUS | ||||
GS300 1998-2003 (8) | HP | 120 | 60 | 3203-EX003 |
GS400 1998-2000 (8) | HP | 120 | 60 | 3203-EX003 |
GS430 2001-2003 (8) | HP | 120 | 60 | 3203-EX003 |
IS300 2001-2003 (9) | HP | 115 | 60 | 3203-EX020 |
MAZDA | ||||
Protege 5 2002-2003 (10) | HP | 96 | 55 | 3203-EX024 |
RX-7 1986-1991 (7) | HP | 96 | 55 | 3203-EX011 |
RX-7 1987-1991 Turbo (11) | HP | 120 | 75 | 3106-SZ001 |
RX-7 1993-1996 Turbo | HP | 120 | 75 | 3106-EX006 |
MITSUBISHI | ||||
Eclipse & Spyder GST, GSX 95-99 Turbo | HP | 115 | 60 | 3106-EX002 |
Eclipse GSX 1989-1994 Turbo (3) | HP | 96 | 65 | 3106-EX004 |
Eclipse GSX 1995-1999 Turbo | HP | 115 | 75 | 3106-EX001 |
Lancer Evolution 2003 > (12) | HP | 120 | 75 | 31006-BM001 |
Lancer Evolution 2003 > | HP | 120 | 75 | 31006-BM002 |
NISSAN | ||||
180SX RPS13 1991-1999 SR20DET Turbo | HP | 120 | 85 | 31006-KN005 |
240SX 1989-1994 | HP | 115 | 65 | 32003-KN002 |
240SX 1995-1998 | HP | 115 | 65 | 3203-EX021 |
300ZX 1990-1995 Turbo (7) | HP | 120 | 65 | 3106-EX003 |
Silvia PS13 1991-1993 SR20DET Turbo | HP | 120 | 85 | 31006-KN005 |
Silvia S14 1994-1998 SR20DET Turbo | HP | 120 | 85 | 31006-KN006 |
SUBARU | ||||
Impreza WRX 2002-2003 Turbo (13) | HP | 120 | 75 | 3106-EX008 |
Impreza WRX, STI 2004 Turbo (13) | HP | 120 | 75 | 3106-EX008 |
TOYOTA | ||||
Celica All Trac 1990-1993 Turbo (14) | HP | 120 | 75 | 3106-ST013 |
Celica GT 2000-2003 | HP | 96 | 60 | 3203-EX018 |
Celica GTS 2000-2003 | HP | 96 | 60 | 3203-ST016 |
Corolla Sport GTS 1985-1987 (14) | HP | 96 | 60 | 3203-ST001 |
MR2 1990-1995 Turbo (15) | HP | 120 | 75 | 3106-ST006 |
Supra 1993-1998 Turbo | HP | 115 | 75 | 3203-ST011 |