Originally Posted by Boz 5k PMS at SFM San Pablo (including VAT): Oil filter P2,040 (mahal pala nito) Fully synthetic oil 9liters P4,200 TOTAL P6,240 less 10% discount P5,616 Originally Posted by DonT 1,000 kms PMS on my 4M41 * Freeway Baliwag Bulacan. Oil Filter = 1467.18 Mineral Oil 9li = 1,211.58 Including VAT = 3,000 Total Cost As suggested by the dealer, Synthetic is recommended...but theres no problem also using mineral oil. P500+ din ang difference ng oil filter between the two dealers. guys..great thread...great comparison. keep them coming.