Grand Rock

Sort by:

Products per page:

Free Shipping

Grand Rock 5" Duplex Y-Pipe Kit; Aluminized DEOX-12OZ-12PK

MSRP: $383.98

$308.98

Free Shipping

Grand Rock Tube,3"X120;OD/OD Cr RS-3548A

MSRP: $145.90

$117.40

Free Shipping

Grand Rock Tube,6"X120,OD/OD Cr S5-60EX-S3

MSRP: $428.98

$346.48

Free Shipping

Grand Rock 6" X 96",R5" OD Brute Stack;Black SBR6-48EXC

MSRP: $1,374.98

$1,099.98

Free Shipping

Grand Rock 8" Duplex Stack Kit,03-Newer Peterbilt 379,With Offsetbrkt 7SP-55SBC

MSRP: $5,714.98

$4,589.98

Free Shipping

Grand Rock 4" 3 Bend ID/ID 409 Stainless Steel SB3-1487BB

MSRP: $382.15

$305.72

Grand Rock 6" Flat Bolt Stainless Steel FB-5ZNEXP

MSRP: $59.80

$48.12

Free Shipping

Grand Rock Grab Handle;45" 304 Stainless Steel FL-27334-0

MSRP: $270.84

$217.94

Free Shipping

Grand Rock 4" X 24" Curved Stack OD 409 Stainless Steel K35-18EXC

MSRP: $212.48

$169.98

Free Shipping

Grand Rock 42" Round Hole SS Shield M-771

MSRP: $296.94

$238.94

Free Shipping

Grand Rock 4" X 24" Straight Top;OD Bottom 409 SS S4-120SBS4

MSRP: $127.80

$102.24

Free Shipping

Grand Rock 4" 2 Bend OD Flare 304 Stainless Steel SB3-1015FL

MSRP: $620.04

$498.94

2084 products total

OUR MISSION STATEMENTTo our valued customers, At Grand Rock, we promote and work hard every day to provide our customers with the highest possible solutions, while maintaining good business values. We value our people, encourage their development and reward their performance. Our improved environmental outcomes can ride the coattails of our lean culture change; this is a win for our business, our customers, and a win for environmental improvement.We have the widest selection of exhaust products and for over 40 years our quality, dedication, customer service and efficiency have been put to a test, and after all those years we can proudly say that we are ready to take another step with our customers towards a promising future.Thank you, Grand Rock Team