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Welcome to Performance Curve!
Your #1 source for exhaust and performance accesories.

Featured Items

2.5" Mandrel Bend 409SS - X250SJ
Retail: $61.75
Your Price: $44.95
You Save: $16.80 (27 %)
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2.5" Mandrel Bend 409SS - X250SJ
409 SS - 2.5" Mandrel Bend
free shipping
410300 - 3" Catalytic Converter
Retail: $94.66
Your Price: $47.50
You Save: $47.16 (50 %)
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410300 - 3" Catalytic Converter
High Flow Catalytic Converter
free shipping
2.5" Offset / Center Two Chamber Muffler
Retail: $55.99
Your Price: $36.95
You Save: $19.04 (34 %)
2.5" Offset / Center Two Chamber Muffler
Performance Muffler
free shipping
3" Thunderbolt Metallic Catalytic Converter 415300
Retail: $161.33
Your Price: $72.95
You Save: $88.38 (55 %)
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3" Thunderbolt Metallic Catalytic Converter 415300
3" Thunderbolt Cat
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2.5" Center / Center Single Chamber Muffler
Retail: $50.30
Your Price: $32.95
You Save: $17.35 (34 %)
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2.5" Center / Center Single Chamber Muffler
One Chamber Muffler
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2.5" Crossover X Pipe
Retail: $38.22
Your Price: $29.95
You Save: $8.27 (22 %)
2.5" Crossover X Pipe
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2.5" Catalytic Converter - Heavy Load
Retail: $132.39
Your Price: $68.95
You Save: $63.44 (48 %)
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2.5" Catalytic Converter - Heavy Load
High Flow Catalytic Converter
free shipping
84-01 Cherokee Exhaust
Your Price: From $120.00 to $170.00
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84-01 Cherokee Exhaust
84-01 Cherokee Exhaust
free shipping
99-08 Chevy Silverado Dual Exhaust
Your Price: From $155.00 to $265.00
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99-08 Chevy Silverado Dual Exhaust
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5" x 7" x 15" Stainless Black Diesel Tip
Retail: $125.21
Your Price: $59.95
You Save: $65.26 (52 %)
5" x 7" x 15" Stainless Black Diesel Tip
Angle Cut - Rolled Edge - Bolt On
free shipping
4" x 7" x 15" Stainless Diesel Tip
Retail: $109.17
Your Price: $54.95
You Save: $54.22 (50 %)
4" x 7" x 15" Stainless Diesel Tip
Angle Cut - Rolled Edge - Bolt On
free shipping
2.5" Center / Center Single Chamber Mufflers (Pair)
Retail: $100.60
Your Price: $59.95
You Save: $40.65 (40 %)
2.5" Center / Center Single Chamber Mufflers (Pair)
One Chamber Mufflers
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2.5" Inlet - 4" Outlet - 12" Long - Rolled
Retail: $37.36
Your Price: $28.95
You Save: $8.41 (23 %)
2.5" Inlet - 4" Outlet - 12" Long - Rolled
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2.5" Inlet - 4" Outlet - 5" Long - DW Angle
Retail: $31.06
Your Price: $26.95
You Save: $4.11 (13 %)
2.5" Inlet - 4" Outlet - 5" Long - DW Angle
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3" Inlet - 4" Outlet - 5" Long - DW Angle
Retail: $32.10
Your Price: $26.95
You Save: $5.15 (16 %)
3" Inlet - 4" Outlet - 5" Long - DW Angle
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2.25" Inlet - 3.5" Outlet - 7" Long - DW Round Slant
Retail: $35.70
Your Price: $27.95
You Save: $7.75 (22 %)
2.25" Inlet - 3.5" Outlet - 7" Long - DW Round Slant
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2.5" Turbine Muffler / Resonator - JR25
Retail: $74.42
Your Price: $36.95
You Save: $37.47 (50 %)
2.5" Turbine Muffler / Resonator - JR25
304 Stainless Steel Universal Muffler
free shipping
07 - 11 Jeep Wrangler JK Exhaust System
Your Price: From $135.00 to $175.00
07 - 11 Jeep Wrangler JK Exhaust System
07 - 11 Jeep Wrangler JK Exhaust
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2.5" C/C Single Chamber Cherry Bomb
Retail: $89.42
Your Price: $39.95
You Save: $49.47 (55 %)
2.5" C/C Single Chamber Cherry Bomb
One Chamber Muffler
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2.5" Round Two Chamber Muffler
Retail: $58.67
Your Price: $34.95
You Save: $23.72 (40 %)
2.5" Round Two Chamber Muffler
Performance Muffler
free shipping
07 - 15 Jeep Wrangler JK Cat-Back Exhaust System
Retail: $382.32
Your Price: From $139.95 to $229.95
07 - 15 Jeep Wrangler JK Cat-Back Exhaust System
07 - 15 Jeep Wrangler JK Exhaust
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8" Diesel Stack - Black - 5" ID - 36" Tall
Retail: $288.02
Your Price: $139.95
You Save: $148.07 (51 %)
8" Diesel Stack - Black - 5" ID - 36" Tall
8" Diesel Stack
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2.5" QTP Exhaust Cut Out
Retail: $87.34
Your Price: $51.25
You Save: $36.09 (41 %)
2.5" QTP Exhaust Cut Out
Stainless Steel Exhaust Cutout
free shipping
3" QTP Exhaust Cut Out
Retail: $87.34
Your Price: $51.25
You Save: $36.09 (41 %)
3" QTP Exhaust Cut Out
Stainless Steel Exhaust Cutout
free shipping


Online performance car parts available here

Performance-Curve.com is one of the web's premier online performance car parts sites, offering a wide array of vehicle customization and modification products. Among other brands, we carry Acura performance parts, Ford performance parts, and Nissan performance parts. We cannot be pigeonholed, specializing in both domestic and import customs, with products for lowering or cropping cars, tricking out exhaust systems, or just adding style through appearance. Try our articles page to see just what we have to offer.