Mandrel bent exhaust pipes and tubing for maximum flow and performance. Available in aluminized and stainless steel construction with various diameters from 1.75" to 5".
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Best AP Exhaust exhaust-pipe for 1990-1980 Chevrolet Caprice | Direct Fit Replacement | 9051
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Exhaust Pipe Flange Gasket Vehicle Fitment 1990-1980 Chevrolet Caprice 1988-1979 Oldsmobile Cutlass Supreme 1987-1985 1983-1980...
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Best AP Exhaust exhaust-pipe for 1991-1987 BMW 325i Right | Direct Fit Replacement | 9038
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Best AP Exhaust exhaust-pipe for 1989-1984 Volvo 244 | Direct Fit Replacement | 9017
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Best AP Exhaust exhaust-pipe for 1987-1994 Oldsmobile Cutlass Ciera | Direct Fit Replacement | 9014
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Best AP Exhaust exhaust-pipe for 1989-1985 Subaru GL | Direct Fit Replacement | 8751
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Best AP Exhaust exhaust-pipe for 1989-1985 Subaru GL | Direct Fit Replacement | 8726
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Best AP Exhaust exhaust-pipe for 1986-1980 Ford F-250 | Direct Fit Replacement | 8717
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Exhaust Pipe Flange Gasket Vehicle Fitment 1986-1980 Ford F-250 1983-1979 Ford F-150 1986-1980 Ford F-350...
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Best AP Exhaust exhaust-pipe for 1991-1986 Buick LeSabre Rear | Direct Fit Replacement | 83012
$145.78
Prebent Exhaust Pipe Vehicle Fitment 1991-1986 Buick LeSabre Rear 1991-1986 Oldsmobile Delta 88 Rear 1991-1986...
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Best AP Exhaust exhaust-pipe for 1988-1984 Oldsmobile Cutlass Supreme Rear | Direct Fit Replacement | 78175
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Prebent Exhaust Pipe Vehicle Fitment 1980 Oldsmobile Cutlass Supreme Center 1988-1984 Oldsmobile Cutlass Supreme Rear...
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Best AP Exhaust exhaust-pipe for 1988-1983 Chevrolet Monte Carlo Center | Direct Fit Replacement | 78148
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Prebent Exhaust Pipe Vehicle Fitment 1988-1983 Chevrolet Monte Carlo Center 1987-1983 Pontiac Grand Prix Rear...
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Best AP Exhaust exhaust-pipe for 1991-1987 Toyota Camry Center | Direct Fit Replacement | 78126
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Prebent Exhaust Pipe Fits: 1991-1987 Toyota Camry Center
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Best AP Exhaust exhaust-pipe for 1990-1986 Chevrolet Camaro Rear | Direct Fit Replacement | 78118
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Frequently Asked Questions
What is mandrel bent exhaust pipe?
Mandrel bent pipes maintain consistent diameter throughout bends, unlike crush bent pipes which flatten at curves. This consistent diameter ensures maximum exhaust flow, reducing backpressure and improving horsepower. Mandrel bending is the professional standard for performance exhaust systems.
What diameter exhaust pipe should I use?
For naturally aspirated V8s, 2.5" to 3" is typical. Turbocharged or high-performance engines benefit from 3" to 4". Diesels often use 4" to 5". Larger isn't always better - oversized pipes can reduce velocity and hurt low-end torque. Match pipe size to your engine's power output.
Aluminized steel vs stainless steel exhaust pipes?
Aluminized steel is budget-friendly and resists corrosion better than bare steel, typically lasting 3-7 years. Stainless steel costs more but can last 10+ years without rusting. For areas with road salt or coastal environments, stainless steel is worth the investment.
Can I mix different diameter exhaust pipes?
Yes, using adapters or reducers, but it's not ideal. Changing diameters mid-system can create turbulence and backpressure. If you must mix sizes, gradually step up diameter (2.5" to 3") rather than abrupt changes. Consistent diameter throughout provides best performance.
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