GReddy COMPRESSION TUBE Compression tube for 13B Rotary engine. Genuine compression tube is made of plastic, it may break if high pressure is applied by tuning. Buff finish for dress-up. There are for FD3S and for FC3S. MODEL Car type Engine type Price (Tax Included) Base Price (Excluding Tax) CODE Remarks RX-7 FD3S 13B-REW ¥21,780 ¥19,800 12040911 Common to parts of Piping SET. Piping with Dia.80 is available by cutting the Dia.70 part. FC3S 13B-T ¥14,080 ¥12,800 12441000 Pipe Dia.70