PIERBURG 2E2 2E3. ITG AIR FILTER JC20/100mm AND STEEL FITTING PLATE. Oil Adaptor Unions. An average gap of at least 13mm should be allowed between the main face of the air filter & any bodywork. Where air filters are used in conjunction with rampipes / trumpets there must be an absolute minimum of 19mm clearance between the end of the rampipe & the filter with over 32mm being preferable.
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