Replacement coupler size?

Wendigo

Ericsplosion
Jul 25, 2005
331
0
0
New Paltz NY
Anyone know what I can use to replace the coupling from the 300 pipe to the Throttle body? Local Toy Dealer quoted me $50+ for the OEM one and....well.....screw that.

Also, what is the outer diameter of the stock turbo outlet? Thanks, the saga continues. Eric
 
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hottscennessey

DONT BE A BITCH!
Jun 3, 2005
3,137
0
36
37
Richmond, VA
you'll prolly need a 2.75" silicone coupler for the TB, you can make a 2.5 work with A LOT of work. I think thats right..

I believe that the stock turbo inlet is 3" or 2.75" as well.
 

BooST305

New Member
Mar 10, 2006
13
0
0
cali
i used this cheap little coupler from pepboys that cost 7 bucks.its a little long but works pretty well
 

jdub

Official SM Expert: Motor Oil, Lubricants & Fil
SM Expert
Feb 10, 2006
10,730
1
38
Valley of the Sun
hottscennessey said:
you'll prolly need a 2.75" silicone coupler for the TB, you can make a 2.5 work with A LOT of work. I think thats right..

I believe that the stock turbo inlet is 3" or 2.75" as well.


Just measured the 3000 pipe and throttle body inlet...both are 2.75" as hottscennessey said. Get a 3-4 ply silicone and 2 T-Clamps...much better and you're still out for a lot less than $50!
 

chriso

Supranian
Apr 5, 2005
917
0
0
Bay Area, CA
I bought a rubber coupling from Orchard Supply for like $4, trimmed it to fit and 8000 miles later it's still pliable and intact.