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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
0L Nitrous or 2
3-1 double slip merge collector
Available for B18-B20 and high output B20 (54mm secondary) 4-2-1 design is great for midrange and top end power with maximum ground clearance for street driven longevity
multi step 44mm - 48mm header
DTR Design B-Series 4-2-1 street header CRX EF lean k series 0L Nitrous or 2DTR Design (imported)304 stainless B series 4 2 1 two step header 44mm 48mm to 50mm secondary with a standard 64mm donut gasket exit. Available for B18 B20 and high output B20 (54mm secondary) 4 2 1 design is great for midrange and top end power with maximum ground clearance for street driven longevity. AC PS compatible
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