Brock's

Alien Head 2 Full System 12" Muffler Grom/MSX125 (14-15)

12" megaphone muffler Show-polished finish Maximized power gains on stock and modified engines 2" outlet permanent baffle (glass wool/fiberglass) for long life, deep sound Larger diameter outlet...

Alien Head 2 Full System 12" Muffler Grom (17-20) / MSX125 (16-20)

12" megaphone muffler Show-polished finish Maximized power gains on stock and modified engines 2" outlet permanent baffle (glass wool/fiberglass) for long life, deep sound Larger diameter outlet...

Alien Head 2 Full System 12" Muffler Z125 Pro (17-26)

12" megaphone muffler Show-polished finish Maximized power gains on stock and modified engines 2" outlet permanent baffle (glass wool/fiberglass) for long life, deep sound Larger diameter outlet...

Alien Head 2 Full System 14" Muffler B-King (08-11)

14" megaphone muffler Show-polished finish Maximized power gains on stock and modified engines High flow flange kit 2.25" outlet permanent baffle Larger diameter outlet provides increased exhaust...

Alien Head 2 Full System 14" Muffler GSX-R1000/R (17-25)

Note: For (22-25) model years, an ECU flash or Servo Buddy will be required to prevent trouble codes and/or damage to the servo motor (EXCVA).The provided valve simulator (servo plate) is not...

Alien Head 2 Full System 14" Muffler Suzuki Hayabusa (22-26) Black

Specifically engineered for the Gen 3 (22-26) Suzuki Hayabusa Modified front section developed to complement the power delivery of the Gen 3 Gen 2 to Gen 3 Hayabusa Full Exhaust Adapter Kit NOT...

Alien Head 2 Full System 14" Muffler Suzuki Hayabusa (22-26) Polished

Specifically engineered for the Gen 3 (22-26) Suzuki Hayabusa Modified front section developed to complement the power delivery of the Gen 3 Gen 2 to Gen 3 Hayabusa Full Exhaust Adapter Kit NOT...

Alien Head 2 Full System 14" Muffler Suzuki Hayabusa (99-26)

Gen 2 to Gen 3 Hayabusa Full Exhaust Adapter Kit (sold separately) and muffler mounting bracket modification is required for Gen 3 Hayabusa (22-26) fitment. Includes a Spacer Kit (a $24.99 value)...

Alien Head 2 Full System 14" Muffler ZX-10R/RR (21-26)

14" megaphone muffler Show-polished finish 2.25" outlet permanent baffle Larger diameter outlet provides increased exhaust flow Maximized power gains on stock and modified engines Distinctive look...

Alien Head 2 Full System 14" Muffler ZX-14R (12-25)

14" megaphone muffler High flow flange kit Show-polished finish 2.25" outlet permanent baffle Distinctive look/aggressive sound(2.25” optional noise reduction insert sold separately) No...

Alien Head 2 Full System Black 14" Muffler GSX-R1000/R (17-25)

Note: For (22-25) model years, an ECU flash or Servo Buddy will be required to prevent trouble codes and/or damage to the servo motor (EXCVA).The provided valve simulator (servo plate) is not...

Alien Head 2 Full System Black 14" Muffler Suzuki Hayabusa (99-26)

Gen 2 to Gen 3 Hayabusa Full Exhaust Adapter Kit (sold separately) and muffler mounting bracket modification is required for Gen 3 Hayabusa (22-26) fitment. Includes a Spacer Kit (a $24.99 value)...