50003   Economic tuned pipe for 4,66cc engines, can be used on the Left or the Right side of the car. Suggested retail price: 30,00 EUR. 51004 EFRA 9853   2 chamber tuned pipe with mounting ring and satin finish for 3,5cc and 4,66cc Off-road engines. Suggested retail price: 45,00 EUR. 51006 EFRA 9901   3 Chamber polished tuned pipe with mounting ring for 4,66cc Off-road engines. (IFMAR legal) Suggested retail price: 50,00 EUR. 51012 EFRA 3004   3 Chamber polished tuned pipe with mounting ring for 4,66cc Off-road engines. (For use in EFRA sanctioned events.) Suggested retail price: 50,00 EUR. 51013 EFRA 3005   3 Chamber polished tuned pipe with mounting ring for 4,66cc Off-road engines. (For use in EFRA sanctioned events.) Suggested retail price: 50,00 EUR.