| 41. | Power was reduced to for versions having catalytic exhaust system.
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| 42. | It can be introduced into the exhaust system several ways.
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| 43. | Catalytic converters fit into a car's exhaust system between the engine and the muffler.
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| 44. | Tenneco's Walker exhaust systems business is the leading after-market supplier to the European market.
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| 45. | Catalytic converters are part of the exhaust systems of automobiles.
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| 46. | "There's no exhaust system hooked up to them at all.
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| 47. | Newer vehicles can simply be hooked up to a computer for an exhaust system check.
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| 48. | The cars also had changed suspension and exhaust systems.
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| 49. | Only the exhaust systems and shock absorbers were free.
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| 50. | At the time the four-valve intake and exhaust system.
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