25th Anniversary 2-Stroke Sweepstakes Enter Weekly For a Chance to Win A 2024 KTM 250SX Enter Now
CLOSE
Email Us 1-888-676-8853
Chat
Text Us
Account
Shipping to US Flag United States
Free shipping over $79
Cart
Search within a riding style, select an option Begin typing to search, when autocomplete results are available use up and down arrows to review and enter to select. Selecting an options will take you to a new page. Touch device users, explore by touch.
Memorial Day Sale Ends Today! Get Up To 70% Off Parts and Gear Shop Now

Shop All Pro Circuit Dirt Bike Products

Pro Circuit
Applied Refinements
Category
Fast Cash Product Line Discount

Price

Refine

92 Results

Pro Circuit
Coated Intake Tappet
$436.99
Sale
Save 5%

Pro Circuit
Coated Exhaust/Intake Tappet
$436.99
Sale
Save 5%

Pro Circuit
Coated Exhaust Tappet
$436.99
Sale
Save 5%

Pro Circuit
Complete Clamp Set
$692.99
Sale
Save 10%
3 out of 5 stars (4) reviews

Pro Circuit
Clutch Spring Set
$37.99 - $81.99
Sale
Up to 56%
5 out of 5 stars (15) reviews
Video Available

Pro Circuit
Clutch Cover
$152.96 - $170.96
Sale
Up to 5%
4.5 out of 5 stars (14) reviews
Video Available

Pro Circuit
Camshaft Set
$679.99 - $869.99
Sale
Up to 5%
4.5 out of 5 stars (2) reviews

Pro Circuit
T-5 Complete Exhaust
$891.99 - $980.99
Sale
Up to 10%
5 out of 5 stars (2) reviews

Pro Circuit
Camshaft
$408.99 - $750.99
Sale
Up to 5%
3.5 out of 5 stars (4) reviews

Pro Circuit
Billet Quiet End Cap
$108.86 - $108.99
Sale
Up to 10%

Pro Circuit
T-5 Mini Complete Exhaust
$286.16
Sale
Save 10%

Pro Circuit
T-4R GP Complete Exhaust
$891.99
Sale
Save 10%
5 out of 5 stars (5) reviews

Pro Circuit
T-4 GP Complete Exhaust
$857.99 - $891.99
Sale
Up to 10%
5 out of 5 stars (6) reviews

Pro Circuit
T-4 Head Pipe
$141.99 - $370.99
Sale
Up to 10%
4.5 out of 5 stars (13) reviews

Pro Circuit
T-4 Slip-On Exhaust - Dual Without Midpipe
$599.99
Sale
Save 10%
5 out of 5 stars (3) reviews

Pro Circuit
T-4 Slip-On Exhaust
$359.99 - $531.99
Sale
Up to 10%
4.5 out of 5 stars (24) reviews

Pro Circuit
Stainless Steel End Cap Insert
$32.36
Sale
Save 10%
3.5 out of 5 stars (3) reviews

Pro Circuit
Spark Arrestor Screen
$21.56
Sale
Save 10%
4.5 out of 5 stars (11) reviews

Pro Circuit
Quiet Insert With Spark Arrestor
$69.26
Sale
Save 10%
4.5 out of 5 stars (7) reviews

Pro Circuit
Pull Rods
$202.46
Sale
Save 10%
5 out of 5 stars (1) review
New

Pro Circuit
Platinum Pipe - 2-Stroke
$250.99 - $503.06
Sale
Up to 10%
4.5 out of 5 stars (122) reviews

Pro Circuit
TI-4R Sticker Kit
$13.46
Sale
Save 10%

Pro Circuit
TI-4GP Sticker Kit
$13.46
Sale
Save 10%

Pro Circuit
T4-GPR Sticker Kit
$13.46
Sale
Save 10%

Pro Circuit
T4-GP Sticker Kit
$13.46
Sale
Save 10%

Pro Circuit
T-4S Sticker Kit
$13.46
Sale
Save 10%

Pro Circuit
Screen Eliminator Kit
$35.96
Sale
Save 10%
5 out of 5 stars (1) review

Pro Circuit
Radiator Y-Hose Kit
$179.99 - $208.99
Sale
Up to 5%

Pro Circuit
Radiator Hose Kit
$68.99 - $123.99
Sale
Up to 5%
5 out of 5 stars (3) reviews

Pro Circuit
High Compression Piston Kit
$251.77 - $467.49
Sale
Up to 26%
5 out of 5 stars (13) reviews
Video Available

Pro Circuit
Complete Valve Spring Kit
$279.77 - $507.99
Sale
Up to 10%
5 out of 5 stars (1) review
New
Colors for Pro Circuit Engine Plug Kit

Pro Circuit
Engine Plug Kit
$62.96 - $98.96
Sale
Up to 10%
5 out of 5 stars (10) reviews