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Old 08-27-2013, 07:32 PM
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Huskymaniac Huskymaniac is offline
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Join Date: Jul 2010
Location: Corning, NY
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Re: Oil filter revisited

Quote:
Originally Posted by processengr View Post
The Fram Ultra oil filter has very good reviews at BITOG. After years of making poorly regarded filters, they must have improved. The XG3593 with synthetic media fits our cars.
They are indeed good at filtering but their flow resistance is among the highest. You won't be able to push a lot of oil through them before they go into bypass. The Purolator P1 has just as good filtering but slightly better flow. Also, the XG3593 is not an oversized filter. We have lots of options for direct (non-oversized) replacements which are also premium filters (Purolator P1, Mobil 1, Purolator Synthetic, Royal Purple, Amsoil and so on).

Speaking of which, the Bosch that Mike mentions is not easy to find and is not the Bosch Premium. For standard oversized filters, we can just get the standard Purolator. We just can't get the oversized L20073 in a premium version like the Purolator P1 or the Bosch Premium. We can get the old L30165 in a premium format from Bosch, as noted in my signature, but apparently that filter has the high bypass pressure as well. More on that later...
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1996 Polo Green Subaru SVX LSi, 168,XXX miles, Redline D4 ATF, Redline 75W90 gear oil, K&N HP-4001 Oil Filter, Mobil 1 5W50 FS (3qt) and 5W30 High Mileage (4qt) Oil Blend, Motul RBF600 Brake Fluid, AC Delco A975C Air Filter, NGK BKR6EIX-11 plugs, Centric Rotors, Power Stop Evolution Carbon Fiber Ceramic Brake Pads
2005 Gray Acura RL, 165,XXX miles, Redline D4 ATF with Lubegard Platinum Protectant, Mobil 1 5W20 High Mileage Extended Performance Oil
2009 Red Toyota Venza, 123,XXX, Mobil 1 5W30 High Mileage Oil
1992 Red Ferrari 348 ts, 82,XXX, Redline everything
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