http://www2.towerhobbies.com/cgi-bin...?&I=LXEAR8&P=K

Anyone have one of these? Hear anything about them? Looks sweet! Suggest any other pipe thats priced similiar? Link?
Its going on my evader with stock .18 engine. would a .12-.15 pipe work, or should i get a .21?
This is an optional Tuned Pipe Set from THS Racing.
Works with any 1/10th scale truck.

FEATURES: Silver polished aluminum tune pipe with integrated pressure fitting
180 degree (J shaped) side exhaust manifold (header)
One black manifold gasket
Three short springs, holds manifold to the engine
Rubber seal (coupler)
Mounting wire, holds pipe to chassis
One 4mm grub screw holds pipe to the mounting wire

INCLUDES: One Tuned Pipe Set

REQUIRES: Installing on vehicle

SPECS: Tuned Pipe length: 5.4" (138mm) including mounting flanges
_ Diameter at thickest point: 1.25" (32mm)

COMMENTS: Will work for any 1/10th scale truck that is side exhaust.