MagnaFlow 65-68 Chevy Impala All V8 Multiple Exit Options Crossmember-Back Perf ExhaustThe MagnaFlow 1965 1969 Chevrolet Impala Street Series Crossmember Back Performance Exhaust System 15165 brings enhanced engine sound and dyno proven performance to your 3. 8L, 4. 1L, 4. 6L, 5. 0L, 5. 3L, 5. 4L, 5. 7L, 6. 5L, 6. 7L, 7. 0L 1965 1969 Chevrolet Impala with a healthy helping of our deep, resonant signature exhaust note at Moderate exterior and Mild interior sound levels. Thanks to its durable, corrosion resistant stainless steel design,