JDM specialist Japanparts.com

For GDB applied A-D, MY 10/2000 - 05/2004, GDA applied A-B, MY 08/2000 - 10/2002, GGA MY 08/2000 - 10/2002 Features: High quality sound. Sport exhaust system with reduced noise level. Silent Hi-Power mufflers offer high performance and sporty appearance with the added benefit of reduced noise levels making it the best choice for more mature enthusiasts. Silent Hi-Power mufflers are constructed entirely of SUS304 grade stainless steel for high lustre, long lasting performance. For certain applications, HKS has introduced the "Silent Chamber" which removes a lot of the lower frequency noise that can often be heard into the cabin even when cruising. The silent chamber removes this uncomfortable noise but due to its closed end design, only a minimal amount of exhaust gas flows into it, meaning that the disruption to exhaust gas flow through the entire system is minimized and there is no harm to performance.

For GRF MY 02/2009 - 08/2014, GRB MY 10/2007 - 08/2014 Features: High quality sound. Sport exhaust system with reduced noise level. Silent Hi-Power mufflers offer high performance and sporty appearance with the added benefit of reduced noise levels making it the best choice for more mature enthusiasts. Silent Hi-Power mufflers are constructed entirely of SUS304 grade stainless steel for high lustre, long lasting performance. For certain applications, HKS has introduced the "Silent Chamber" which removes a lot of the lower frequency noise that can often be heard into the cabin even when cruising. The silent chamber removes this uncomfortable noise but due to its closed end design, only a minimal amount of exhaust gas flows into it, meaning that the disruption to exhaust gas flow through the entire system is minimized and there is no harm to performance.

For DEJFS MY 06/2011 - 08/2014, DE5FS MY 07/2007 - 08/2014, DE3FS MY 07/2007 - 08/2014 Features: High quality sound. Sport exhaust system with reduced noise level. Silent Hi-Power mufflers offer high performance and sporty appearance with the added benefit of reduced noise levels making it the best choice for more mature enthusiasts. Silent Hi-Power mufflers are constructed entirely of SUS304 grade stainless steel for high lustre, long lasting performance. For certain applications, HKS has introduced the "Silent Chamber" which removes a lot of the lower frequency noise that can often be heard into the cabin even when cruising. The silent chamber removes this uncomfortable noise but due to its closed end design, only a minimal amount of exhaust gas flows into it, meaning that the disruption to exhaust gas flow through the entire system is minimized and there is no harm to performance.

For FC3S MY 09/1985 - 11/1991 Features: High quality sound. Sport exhaust system with reduced noise level. Silent Hi-Power mufflers offer high performance and sporty appearance with the added benefit of reduced noise levels making it the best choice for more mature enthusiasts. Silent Hi-Power mufflers are constructed entirely of SUS304 grade stainless steel for high lustre, long lasting performance. For certain applications, HKS has introduced the "Silent Chamber" which removes a lot of the lower frequency noise that can often be heard into the cabin even when cruising. The silent chamber removes this uncomfortable noise but due to its closed end design, only a minimal amount of exhaust gas flows into it, meaning that the disruption to exhaust gas flow through the entire system is minimized and there is no harm to performance.

Tail outside diameter: 120. Pipe diameter: 75. Proximity exhaust sound/ Normal: 88dB HKS: 91dB. Shown diagram is EVO4-6 one. http://www.hks-power.co.jp/en/product_db/muffler/db/4013

Tail pipe for 120mm, Center pipe for 75mm. Consist of 2. Sound for 92dB. Engine for SR20DET.

Tail pipe for 120mm, Center pipe for 60mm. Consist of 2. Sound for 88dB. Engine for SR20DE. Not for Autech version.

http://www.hks-power.co.jp/en/product_db/muffler/db/3889

Only for GT-FOUR. Tail outside diameter: 120. Pipe diameter: 75. Proximity exhaust sound Normal: 83dB HKS: 98dB. Can NOT equip with rear under spoiler equip model. Might NOT fit onto RC.

For CZ4A(X) MY 10/2007 - 07/2015 Features: High quality sound. Sport exhaust system with reduced noise level. Silent Hi-Power mufflers offer high performance and sporty appearance with the added benefit of reduced noise levels making it the best choice for more mature enthusiasts. Silent Hi-Power mufflers are constructed entirely of SUS304 grade stainless steel for high lustre, long lasting performance. For certain applications, HKS has introduced the "Silent Chamber" which removes a lot of the lower frequency noise that can often be heard into the cabin even when cruising. The silent chamber removes this uncomfortable noise but due to its closed end design, only a minimal amount of exhaust gas flows into it, meaning that the disruption to exhaust gas flow through the entire system is minimized and there is no harm to performance.