Shopping CartCLOSE
Shop 2020 Riding Gear For Dirt Bike And Street Bike >
Bill's Pipes SA-4 Complete Exhaust With Stainless Header
Bill's Pipes SA-4 Complete Exhaust With Stainless Header

$239.99 - $569.99

Description See Also: 1 Review 1 Question Fitment Part Numbers
Item #BPS000U

Read More
1 Review
5 out of 5 stars
5 Star   1 4 Star   0 3 Star   0 2 Star   0 1 Star   0
All Reviews
Ryan Verified Purchaser
2 years 4 months ago Pennsylvania
Bills Exhaust

Best sounding pipe i ever bought and installed!
You can hear and feel the power this pipe added has great response on bottom mid and top end power

1 Question
Answered:   1
Not Yet:   0
Ryan
Q: Whats the best silencer
2 years 11 months ago
On the bills pipe what is the difference between the Sa-4 and RE 13? Im looking for a good over all silencer but want one thats really loud Any recommendations would be great thanks My bike 2014 yz450f
MotoSportExpert
Expert MotoSport Staff
2 years 11 months ago
A: One of the main differences will be the Removable screen-type spark arrestor included in the SA-4 system. Both are great quality and will make similar sound. Feel free to give us a call at 888-676-8853 and we would be happy to help you out with your order.

SA-4 full system

Lightweight brushed aluminum muffler.
TIG-welded reinforced muffler bracket.
TIG-welded 304 stainless steel mid pipe and head pipe.
Black powder coated stainless steel end tip.
Massive horsepower and torque gains.
Removable screen-type spark arrestor included.
Hand-crafted in the U.S.A.


RE 13 Series Complete Exhaust

Unique aluminum muffler shape allows for added volume and clearance.
Coned inlet for greater volume.
Internal muffler chamber reduces overall sound.
TIG-welded 304 stainless steel mid pipe / head pipe.
CNC-machined aluminum muffler bracket.
Lightweight carbon fiber end tip.
Massive horsepower and torque gains.
Hand-crafted in the U.S.A.
Fitment

See all bikes that this part fits...

See Fitments
# Part Numbers
Product Variant Manufacturer Part #
Aluminum With Black Steel End Cap 42-KT4513
Aluminum With Black Steel End Cap 42-KT2513
Aluminum With Black Steel End Cap 42-KT3513
Aluminum With Black Steel End Cap 42-Y25014
Aluminum With Black Steel End Cap 42-Y45014
Aluminum With Black Steel End Cap 42-CRF13
Aluminum With Black Steel End Cap 42-H2506
Aluminum With Black Steel End Cap 42-H25011C
Aluminum With Black Steel End Cap 42-H25010C
Aluminum With Black Steel End Cap 42-Z50R
Aluminum With Black Steel End Cap 42-KT4516
Aluminum With Black Steel End Cap 42-KLX10
Aluminum With Black Steel End Cap 42-K4509
Aluminum With Black Steel End Cap 42-KT2516
Aluminum With Black Steel End Cap 42-YW4507
Aluminum With Black Steel End Cap 42-Y2506
Aluminum With Black Steel End Cap 42-Y45018
Added to your cart
CLOSE