BMW Z2003 BMW Z4 2.5I Magnaflow #14379 $485before: 2003 BMW Z4 2.5I Muffler Bypass, Regular $150 each or Stainless $200 eachafter: 2003 BMW Z4 2.5I Muffler Bypass, Regular $150 each or Stainless $200 eachbefore: 1999 BMW Z3 Muffler Bypass, Regular $150 or Stainless $200after: 1999 BMW Z3 Muffler Bypass, Regular $150 or Stainless $200Land Rover →