Get the Suzuki Grant Vitara V6 105a by Denso. Bolts on and looks just like factory. Goes from lame 70a on the early t4r's to a 105a with this upgrade. Runs my stereo and accessories like it's nothing.
I went with a Denso reman and it’s been holding up fine for 12k miles.
If it is an original Denso, the best unit to use is the one that you have. It likely can be serviced with new brushes, rectifier, whatever. Do NOT use an original Denso as core for a cheap reman. A puppy dies every time someone does that. Those remans just do not last.
The alternator is $700, with today\u2019s pricing that\u2019s totally fair. Just checked with local parts suppliers, for a 2.5L Mazda 6, for a quality Denso unit, it\u2019s fucking $350 before markup, and the cheaper options are still over $200! You have to remove the intake for this job which requires new gaskets as well, so for $700 you\u2019re getting a good deal.
Get the Denso from Rockauto, or NAPA should carry them local to you. It's a total PITA to get to, I don't care what kind of warranty autozone provides because it's not paying for my time.
I have yet to replace an alternator, but every recommendation I have seen is for Denso.
I recently removed the old Alternator (Valeo OEM) in my 2011 Hyundai Accent and went to replace it with a new Denso alternator and it won\u2019t fit into the bracket above the oil filter. After measuring the mounting spacing of both I found that the new one is 2\u201d wide and old one is 2 1/8\u201d.
Go with a quality remanufactured unit like a Denso.
I bought one online to pick up at store and when I went to open the box something was scraping internally. No shipping damage or box damage. I bought a Denso for a different car (Toyota's OE) and I've had no issues with it. The only problem is it only carries a 1yr warranty.
Expect to shell out more $ for a Denso though if that's the route you go.
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