YACT: Making an offer on a used vehicle

imported_Pablo

Diamond Member
Jan 20, 2002
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So I'm looking at a 2001 Chevrolet Suburban Z71, 5.3L v8 with a Whipple Supercharger.

The Whipple supercharger, new, costs about $4500 + installation.

How much should I add to a KBB price for the supercharger? I don't HAVE to have it, but 400 HP sure does make for a fast ride, plus it adds an MPG or two. I'm thinking $400-750. Am I lowballing?

Any thoughts?
 

BigJ

Lifer
Nov 18, 2001
21,330
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Some general advice: you also have to take into account since he installed a supercharger, he was more than likely beating on the car.
 

broon

Diamond Member
Jun 5, 2002
3,660
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It would also likely void any possible warranty. I know it's 5 years old.

I don't think you're out of line. Aftermarket parts usually don't factor into the price of used cars.
 

nakedfrog

No Lifer
Apr 3, 2001
63,049
19,346
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Originally posted by: BigJ
Some general advice: you also have to take into account since he installed a supercharger, he was more than likely beating on the car.

Just what I was thinking.
 

CVSiN

Diamond Member
Jul 19, 2004
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factor in alot of wear and tear on the motor as well.. as well as only being able to use 93+ octane to avoid blown headgaskets..

 

AbsolutDealage

Platinum Member
Dec 20, 2002
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Originally posted by: BigJ
Some general advice: you also have to take into account since he installed a supercharger, he was more than likely beating on the car.

Yup, the increased wear&tear w/ the supercharger would push the resale down for me. The most I would go would be 1k, but that's just me.
 

vi edit

Elite Member
Super Moderator
Oct 28, 1999
62,484
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Most of the time, you never get anything back for aftermarket mods. If anything, your car is worth less because it is assumed that you ragged it harder.

Sure it adds some extra zip, but it's also one more expensive item available to fail. I won't say one way or another the effect it may or may not have on engine life. So that's something else to take into consideration.
 

dman

Diamond Member
Nov 2, 1999
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Originally posted by: Old Hippie
So I'm looking at a 2001 Chevrolet Suburban Z71, 5.3L v8 with a Whipple Supercharger.
That's a reason to lower your offer.

QFT, would generally be worth LESS than otherwise without.
 

mugs

Lifer
Apr 29, 2003
48,920
46
91
Originally posted by: broon
It would also likely void any possible warranty. I know it's 5 years old.

I don't think you're out of line. Aftermarket parts usually don't factor into the price of used cars.

A used car is worth as much as someone is willing to pay for it. If the supercharger makes it more desirable (sounds like it does to the OP), then it does affect the price unless the OP wants to get outbid by someone else.

That said, I have no idea. But KBB is junk, Edmunds gives much more reasonable estimates. (example - we bought my wife's certified pre-owned with 5k miles on it. KBB said the car was worth $1000 MORE than MSRP on a brand new car from the next model year).
 

JulesMaximus

No Lifer
Jul 3, 2003
74,586
986
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Originally posted by: RagingBITCH
That seems a bit low. I'd factor in half the amount, so $2500.

I wouldn't. Generally, mods don't really add much to the value of a vehicle.

As the seller of that vehicle, he should be prepared to get no more than the kbb for the car.
 

BigJ

Lifer
Nov 18, 2001
21,330
1
81
Originally posted by: mugs
Originally posted by: broon
It would also likely void any possible warranty. I know it's 5 years old.

I don't think you're out of line. Aftermarket parts usually don't factor into the price of used cars.

A used car is worth as much as someone is willing to pay for it. If the supercharger makes it more desirable (sounds like it does to the OP), then it does affect the price unless the OP wants to get outbid by someone else.

That said, I have no idea. But KBB is junk, Edmunds gives much more reasonable estimates. (example - we bought my wife's certified pre-owned with 5k miles on it. KBB said the car was worth $1000 MORE than MSRP on a brand new car from the next model year).

Even if it's more attractive in the eyes of the buyer, taking the mindset of general buyers in this situation is to his advantage. Why should he show interest and pay more, when he can feign disinterest and wind up getting it for less? I
 

imported_Pablo

Diamond Member
Jan 20, 2002
3,714
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Originally posted by: nakedfrog
Originally posted by: BigJ
Some general advice: you also have to take into account since he installed a supercharger, he was more than likely beating on the car.

Just what I was thinking.

While if this was a mustang I would agree, the original owner had it installed to tow a 25' boat that he had. Its not like you put a supercharger on a suburban to go drag race.

The current owner is a 55 year old white collar guy who's wife drove the kids around in it.

The supercharger was added 35k miles ago.
 

SithSolo1

Diamond Member
Mar 19, 2001
7,740
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Originally posted by: tfinch2
Mods lower the value of a car, not raise it.

Yeah, mods for the most part are a straight loss thats why most people part out the mods before they sell the car. More money that way.